10^n+7 - Certified Primes

Any number listed in the table below is prime (proven prime by certificate).
I created the certificates using the program primo of Marcel Martin.
10^14600+7 was discovered as probable prime by Patrick de Geest in January 2005.
10^6344+7 was discovered as probable prime by Makoto Kamada in December 2004.
10^5543+7 was discovered as probable prime by Makoto Kamada in December 2004.
Any certificate is uploaded to and verified by the database of Markus Tervooren.

Certified Primes

NumberDigitsDateDownload
10^14600+714601Jul-8-2020certificate
(10^12809+7)/71/1068323/45866787637112790Oct-7-2020certificate
(10^12454+7)/109/1667/256195312443Aug-12-2020certificate
(10^12143+7)/7913393/3171544286531/408856624509...12097Sep-1-2020certificate
(10^12092+7)/2633/3558829/188622543568312070Aug-26-2020certificate
(10^10903+7)/7097285910896Aug-20-2020certificate
(10^10647+7)/1487/144719/1001947/270313710627Aug-22-2020certificate
(10^9893+7)/61004279887Jun-26-2019certificate
(10^9664+7)/72367/84449/613295783/10561035983/2...9611Jul-19-2020certificate
(10^9240+7)/136649/351121/36371953/216309285942...9207May-25-2019certificate
(10^9206+7)/23/151/197/48688404139/206548844330879177May-31-2019certificate
(10^9094+7)/2731/523307/60795151/187164558473/5...9049Jun-8-2019certificate
(10^9076+7)/878275379/284081657823428599051Jun-17-2019certificate
(10^8911+7)/6084172778011/175782433626390254538879May-26-2019certificate
(10^8839+7)/29216458502310538275248611830618809Jul-1-2019certificate
(10^8708+7)/43/2221/25453/9491047461118687May-21-2019certificate
(10^8658+7)/29/1390789/103247761843/10421562900...8625Jun-21-2019certificate
(10^8591+7)/33359/3812729/123658997384838567Jun-2-2019certificate
(10^8555+7)/353/58233142512392052411198531Jun-19-2019certificate
(10^8431+7)/11773637/12215882684407/62995260345...8312Apr-17-2020certificate
(10^8248+7)/823/11086294807236090255329298222Apr-13-2020certificate
(10^8165+7)/1536658934452252698148Jun-29-2019certificate
(10^8043+7)/147101499898033Jun-26-2019certificate
(10^7949+7)/28307186417/308022044323050408177920Jun-16-2019certificate
(10^7914+7)/24578732351293073/18756570573052642...7851Jun-5-2019certificate
(10^7907+7)/53/67/11769094820316091/26667699046...7865Jul-15-2019certificate
(10^7847+7)/43/8167/16434680770277224666014842697815Jul-21-2020certificate
(10^7350+7)/1033/16363/2495077701419969430283/1...7274Jun-17-2019certificate
(10^7067+7)/433/829/37507/563101134216737044Jun-7-2019certificate
(10^7032+7)/20334177483280197017Jun-14-2019certificate
(10^6982+7)/491/360901/13253313499474696959Jun-11-2019certificate
(10^6886+7)/631/2293/554677/1149373/1231893066136857Jun-10-2019certificate
(10^6743+7)/59/39863/27799787003/26571654372523...6682Jun-9-2019certificate
(10^6648+7)/21246109769300681173360842209/863/1...6610Jul-4-2020certificate
(10^6623+7)/1667/118213/1063892078725762696489/...6574Jun-9-2019certificate
(10^6590+7)/379/5410196007497182772180920109516558Jul-27-2020certificate
(10^6572+7)/132071/132727379/446297368644137096543Jun-2-2019certificate
(10^6552+7)/3204511/438766923150505290196526Jun-1-2019certificate
(10^6548+7)/331/2489237322974803006937/44291216...6489May-31-2019certificate
(10^6499+7)/257/62907413/230667801097/222506493...6450Jun-16-2019certificate
(10^6401+7)/147760436394Jun-25-2019certificate
(10^6399+7)/4354834576391Jun-24-2019certificate
10^6344+76345Jun-24-2019certificate
(10^5967+7)/367/101285144003/4926899379436815939Jun-13-2019certificate
(10^5815+7)/59/937/1101517/5251098487/126755620...5780Jun-13-2019certificate
(10^5782+7)/823/9529215774Jun-24-2019certificate
(10^5730+7)/23/21757/117979/1184429/64543829597475701May-15-2019certificate
10^5543+75544Jun-24-2019certificate
(10^5508+7)/3642915503Jun-23-2019certificate
(10^5505+7)/17/181/647901696123495488May-20-2019certificate
(10^5495+7)/43/6841 5490Jun-24-2019certificate
(10^5397+7)/47/4363/7297/9587/2633697929/160431...5341May-24-2019certificate
(10^5378+7)/23/165544901/6039871976314722393975348Jul-17-2019certificate
(10^5310+7)/183094438907/1675901512515143/11278...5220May-24-2019certificate
(10^5256+7)/(410437589143250629)5239Jun-12-2019certificate
(10^5227+7)/75608686723195215Apr-29-2019certificate
(10^5115+7)/19/24360087625891/80431320577748609...5078Oct-29-2019certificate
(10^5000+7)/40723163559705429599716453/75870156...4947Oct-29-2019certificate
(10^4980+7)/33035881/16299974077/10576105274266...4937Apr-13-2020certificate
(10^4758+7)/389/571/6337/1367334744Apr-28-2019certificate
(10^4694+7)/51059/54019921/144907253/1415964868...4657May-24-2019certificate
(10^4597+7)/59/712823233/38156693189813262609181034562May-31-2019certificate
(10^4501+7)/53/277/31531/59219/7330623308663953...4444Aug-30-2019certificate
(10^4426+7)/35023/1027427/22024549/674382194401Apr-28-2019certificate
(10^4415+7)/15423581/51728147/24719755814391Apr-28-2019certificate
(10^4356+7)/109219069/2843048787185729063/48355...4288Aug-30-2019certificate
(10^4255+7)/3803/35281/78690844926300576319314225May-24-2019certificate
(10^4211+7)/67/1083073/2397507544901274189May-20-2019certificate
(10^4195+7)/257/809/356615694699873451649274168Jun-2-2019certificate
(10^4083+7)/107/295909084926049098266780601494053Jun-19-2019certificate
(10^4049+7)/17/37003/65570709838794974792672520594016Oct-29-2019certificate
(10^4046+7)/43/53/67/33329/299032031/2624627513...4012May-24-2019certificate
(10^3877+7)/53/69870659/904181687/2128765464455...3832Jul-3-2019certificate
(10^3869+7)/1149263066626541/135938530450606189...3812Aug-1-2019certificate
(10^3789+7)/5135941579/28312709676209663/291486...3728May-24-2019certificate
(10^3758+7)/29/888413017/551026042513737May-14-2019certificate
(10^3641+7)/(15011845034859436189)3622Jun-16-2019certificate
(10^3555+7)/21919277/1487758303/15009781409419/...3464Jul-17-2019certificate
(10^3520+7)/1278849503/30619752862549741633493May-24-2019certificate
(10^3501+7)/155816324161/2495730414752052421/14...3445Aug-20-2019certificate
(10^3420+7)/23/455863/8281132141/51405056121703...3384May-29-2019certificate
(10^3397+7)/277/50890121/125233738973377May-14-2019certificate
(10^3338+7)/29/210818180813599/1208045240190483...3264Aug-20-2019certificate
(10^3144+7)/599/1026182539/20158244417602634177...3093Jul-1-2019certificate
(10^3076+7)/107/20269/21011/2417310583/17346202...3036May-24-2019certificate
(10^3052+7)/277/23767543/1226688309458794718971...3018Aug-20-2019certificate
(10^2834+7)/29/71/8006206680465302800507192807May-29-2019certificate
(10^2827+7)/353/941/142613352908017/25278385294...2766May-29-2019certificate
(10^2799+7)/59/71/3097129967153/13932329135465772768May-15-2019certificate
(10^2789+7)/97/43997/16574484807112372768May-20-2019certificate
(10^2646+7)/1600033/678277225779194583288766132614Aug-20-2019certificate
(10^2565+7)/46835788192556May-14-2019certificate
(10^2259+7)/8501/1301507/4272787069/21180957117...2214Jul-17-2019certificate
(10^2221+7)/84751/5943629/4675947743/10683248026212188May-14-2019certificate
(10^2083+7)/53/509/3218209/1277066071/581741024...1992Jul-23-2019certificate
(10^2058+7)/14723/244547/6150377/8476105163/918...2010May-29-2019certificate
(10^1990+7)/23/4111/28771/267017/7511794208111964May-14-2019certificate
(10^1973+7)/61/809/16696109/13809497924207/4802...1929May-20-2019certificate
(10^1972+7)/159395293/74023279403772451/3069803...1932May-15-2019certificate
(10^1948+7)/277/599/690060154571932Jul-20-2019certificate
(10^1933+7)/503/607/2242277/58971522052391909May-14-2019certificate
(10^1922+7)/328283/3327787/42188329/95503708021...1865Jul-21-2019certificate
(10^1891+7)/229/257/2953/34080728844733/3295332...1825Jun-2-2019certificate
(10^1829+7)/97/12013382838911192436995644914431797Jul-21-2019certificate
(10^1759+7)/653/975287/708727226471740May-14-2019certificate
(10^1694+7)/43/33791491258477411/29936723193017...1652Aug-22-2020certificate
(10^1688+7)/1709/1873/12681508163/10016009501/1...1641May-29-2019certificate
(10^1687+7)/136337/659639/1522483/477104743/119...1633May-20-2019certificate
(10^1626+7)/66271/210317/19245251/7712466926669...1530Jun-20-2020certificate
(10^1595+7)/111425051/684488461/179361767332228...1541Aug-1-2020certificate
(10^1586+7)/463/55631/122956411/4636330187017/5...1525Jun-20-2020certificate
(10^1576+7)/53/8317/155089794887531685411552May-29-2019certificate
(10^1556+7)/151/33258674453/22491719289713/4244...1481Aug-1-2020certificate
(10^1542+7)/317/2347/7529/8969/1936085327248437...1484Aug-1-2020certificate
(10^1525+7)/174573645929101/3470936163685680787...1439Jul-28-2020certificate
(10^1510+7)/263/2557/383942891621/2502789067756...1460May-24-2019certificate
(10^1508+7)/3319/153340899152739009183204477791477Jun-19-2019certificate
(10^1496+7)/39461/2380501866220871/138578999591...1409Jul-6-2019certificate
(10^1473+7)/17/17/12889371534869513/11241007372...1425May-24-2019certificate
(10^1451+7)/353/433/7019/888816367/327420788225...1411May-29-2019certificate
(10^1411+7)/2203622207/1001693672065299782671/2...1353Jun-21-2020certificate
(10^1402+7)/157679/12639357852717604530414002411370Jul-21-2019certificate
(10^1386+7)/19867/145289/57231871/24810982959991)1356May-14-2019certificate
(10^1364+7)/71/270861299/103169100647/304232859...1315May-14-2019certificate
(10^1315+7)/9463/452567698156257493799486763257...1272Jul-28-2020certificate
(10^1306+7)/331711/2077188405411290May-14-2019certificate
(10^1297+7)/17/99969943/222540677/31002156606270911264May-14-2019certificate
(10^1225+7)/53/158614725341099041245777601018527371190Jul-1-2020certificate
(10^1158+7)/331/337/1033/7049989205372977699353...1124Jul-21-2019certificate
(10^1155+7)/19/1259/31397/3644997639171135May-14-2019certificate
(10^1136+7)/113/2969128211985451850336779939/99...1080Jun-16-2019certificate
(10^1087+7)/1163/5101/24178447/9859422257276611...1029Jul-6-2019certificate
(10^1039+7)/10457/46641579855077452011017May-20-2019certificate
(10^984+7)/12357503/20086363553/380422481906662...943May-14-2019certificate
(10^967+7)/5077/1154492869/53756790203/98285028...924May-24-2019certificate
(10^959+7)/43958May-1-2020certificate
(10^906+7)/373/87511/22916673748612212187760305033871Apr-13-2020certificate
(10^879+7)/902107956439/1468782452281/636805852...799Jul-19-2019certificate
(10^878+7)/67/389/1297/26780800922638289/418951...836May-24-2019certificate
(10^868+7)/23/499901574811/1703009808217/196168...790Jul-27-2020certificate
(10^856+7)/193/145546409/2560366560188204694189...784Jul-15-2019certificate
(10^852+7)/149/3039720426632267101090777826Jul-3-2019certificate
(10^831+7)/19/317/25951098153051954554647805Jun-2-2019certificate
(10^821+7)/309242150952258710838739/40557543101...736Apr-13-2020certificate
(10^797+7)/47/107/1471/1198063/4982909469664486...762Jun-2-2019certificate
(10^786+7)/(82542520883)776May-14-2019certificate
(10^776+7)/328188491356261/95327999579862146521742May-29-2019certificate
(10^747+7)/353/56531/190833668415961726May-14-2019certificate
(10^745+7)/1816942993/2831312117063/51154381276...695Jul-19-2019certificate
(10^729+7)/17029703/1513810303/7669019602692524...683Jul-15-2019certificate
(10^728+7)/43/12704022451/3305632692284743701May-14-2019certificate
(10^724+7)/263/566539/6782059/41243701/74954387...681May-15-2019certificate
(10^708+7)/10414167971/136696633316952451/59441...655Jul-15-2019certificate
(10^706+7)/29/277/17291/103406101/2247013232531...650Oct-29-2019certificate
(10^703+7)/5131813/67156991469353237558161721671Jul-3-2019certificate
(10^697+7)/32911/45152659/77081637897215333/231...625Jul-15-2019certificate
(10^690+7)/8117/141292548779/6235757788219/3535...652May-14-2019certificate
(10^685+7)/6722393/2704207202523595524994163448...644Apr-13-2020certificate
(10^675+7)/198503262149318221481/60689341841937...602Jul-15-2019certificate
(10^671+7)/40853/2990593726033173121/1931458510...625Jul-6-2019certificate
(10^649+7)/1009/621359/170236999/27372350551411...605May-14-2019certificate
(10^641+7)/17/3345607/17386189872211/1358708138...602May-20-2019certificate
(10^640+7)/53/4243/53255477365390699287827/3895...549Jun-10-2020certificate
(10^639+7)/1514131/2979958897/10223514312353/17...560Aug-20-2019certificate
(10^631+7)/619/2940092843839/821743001567791578...539Oct-29-2019certificate
(10^599+7)/1035949/266554315891/158657905291450...500Jul-23-2019certificate
(10^594+7)/29/71/71/317/30524357861/22364039367...549Jul-6-2019certificate
(10^591+7)/313/75289/1951511/12369955306367882231559May-29-2019certificate
(10^572+7)/3823/775440465426636429857222296739539Jul-1-2019certificate
(10^564+7)/26237/284741/50512220030459301057893...515Apr-13-2020certificate
(10^541+7)/8172104851538389/8700759559392968989...482Jul-6-2019certificate
(10^540+7)/268664516359409/4953786089989543/148...379Aug-20-2019certificate
(10^524+7)/71/1573673011663/17062135015129829/8...383Apr-30-2020certificate
(10^521+7)/47/1544448491/2647531880514745971507...478Jul-15-2019certificate
(10^517+7)/11589755940849859501May-14-2019certificate
(10^512+7)/14029/144341/37915777/28858596537081...411Apr-13-2020certificate
(10^499+7)/277/314339867/403702919/503437884399...433Jul-19-2019certificate
(10^497+7)/17/43/43/53/8443/741229/286630686665...369Jul-15-2019certificate
(10^480+7)/109437913882824344581/15227763384379...413Jun-19-2019certificate
(10^465+7)/17/181/223/93241/3156503224289/19256...372Jul-15-2019certificate
(10^460+7)/13681372994759447May-14-2019certificate
(10^458+7)/53/1768523/2572765087/42254696617945...389Jul-15-2019certificate
(10^450+7)/23/23/743/139326037/2861536860581166...325Apr-13-2020certificate
(10^445+7)/38273557396774180682660273420Apr-30-2020certificate
(10^435+7)/19/887/2295971/72894086045927/146203...394May-20-2019certificate
(10^431+7)/151/1956385011019417May-14-2019certificate
(10^428+7)/23/995341/14239493759/31949793212772...388May-29-2019certificate
(10^427+7)/353/503/8741/642826761223/7028016924...359Jun-2-2019certificate
(10^423+7)/883/1531/2617/3052365075643588853899...342Oct-29-2019certificate
(10^421+7)/59/569893/6750538740173863/162764034...373Jun-2-2019certificate
(10^407+7)/486713/705531767/936121028803/177451...354Jul-15-2019certificate
(10^404+7)/421/283854978299/1066825337308963973...320Jul-19-2020certificate
(10^395+7)/353/1820557/192430813/13505225658801...331Jun-2-2019certificate
(10^394+7)/5023/89021/97653011/16129739086007/5...309Jul-1-2019certificate
(10^391+7)/880285078007380Apr-27-2020certificate
(10^386+7)/197/19620259/624237391/3524248879/87...318Jun-2-2019certificate
(10^382+7)/444656147292491/12704356424526794716...314Jul-1-2019certificate
(10^380+7)/53/65881/13925966534696479/352145075...324Jul-1-2019certificate
(10^374+7)/108557369Apr-27-2020certificate
(10^371+7)/43/877/15271271644058783351Apr-27-2020certificate
(10^368+7)/204107/30659539871/4388189346311/110...306Jul-1-2019certificate
(10^367+7)/53/13219/14648560396174079/945230634...324May-24-2019certificate
(10^351+7)/9713117345Apr-24-2020certificate
(10^350+7)/43/67/1171/26728634607833331May-14-2019certificate
(10^342+7)/29/38551188013209029611621101176660239306Jul-1-2019certificate
Oct 7, 2020
 
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