Factor Info
| ID | 662 |
| Size | 76 digits / 252 bits |
| Status | composite |
| Value | 3729969577513204974896964341648326551023553669217323797269344870340376752609 |
Factorizations
| Primary | (ID: 147) 153037630649666194962091443041 (proven prime) |
| (ID: 1151) 24372891567119546024482755738068603581938859649 (proven prime) |
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.