Factor Info
| ID | 63640 |
| Size | 190 digits / 630 bits |
| Status | composite |
| Value | 2961073456848575014000490886737929874761052710935469573984722852855900007656580488754511789198876812235850220910494331695212963252623809418201872486229092639599091725488984268105304436650151 |
Factorizations
| Primary | (ID: 63345) 1064542861270580708122635671 (proven prime) |
| (ID: 89953) 2781544609030018852396821064077589557182978518099708124012101729478049048166986109850922724450433100383654259854101939189571331175664611401000032784692906198144881 (composite) |
Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.