GMP-ECM 7.0.4-dev [configured with MPIR 2.7.2, --enable-openmp] [ECM] Input number is Phi(141674,10) (65377 digits) Using B1=10000, B2=1678960, polynomial x^1, sigma=0:9543622827579785692 Step 1 took 453885ms Step 2 took 120511ms ********** Factor found in step 2: 1171504298446466401 Found probable prime factor of 19 digits: 1171504298446466401 Composite cofactor (Phi(141674,10))/1171504298446466401 has 65358 digits