Factor Info
| ID | 171907 |
| Size | 162 digits / 537 bits |
| Status | composite |
| Value | 254044943490430191207519785030981450326072906919513589837632960349948714062540118367410057805164876615929782917334054258139869204520971113994660043813592933957937 |
Factorizations
| Primary | (ID: 171908) 802444919564497843398216211792946380322561815262941904676737 (proven prime) |
| (ID: 171473) 316588637171888664273053096646762792633666790530857152062299480907868142074851283995330569325171847601 (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.