Factor Info
| ID | 4971 |
| Size | 211 digits / 701 bits |
| Status | composite |
| Value | 9551079677225909690029634782480937359989282599905928808328448226706495291094772049080701720436667913848741516968308925978685512552887065692387533769699091286550597278350974424713245130131549730363651343051313171 |
Factorizations
| Primary | (ID: 4242) 657890411545272648205502849240259841 (proven prime) |
| (ID: 12156) 14517736555533692118889909159833393968550085834163333454915555335170241047519041347752785206333409644870931919952725763124805234129065460641071418096710862391316053652459514131 (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.