Factor Info
| ID | 131981 |
| Size | 95 digits / 316 bits |
| Status | composite |
| Value | 81705786438709409990623129770564429360303684307462122707144890909813490285560821111723211206811 |
Factorizations
| Primary | (ID: 131758) 5124240195826801224421 (proven prime) |
| (ID: 131982) 15944956386949011964993230067235723627459160480951445556568313924752094591 (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.