GMP-ECM 7.0.4-dev [configured with GMP 6.1.1, --enable-asm-redc] [ECM] Input number is Phi(141398,10)/282797/4861300003481 (65862 digits) Using B1=10000, B2=1678960, polynomial x^1, sigma=0:8795601545263597324 Step 1 took 481591ms ********** Factor found in step 1: 4747671947885580499 Found prime factor of 19 digits: 4747671947885580499 Composite cofactor (Phi(141398,10)/282797/4861300003481)/4747671947885580499 has 65844 digits