Factor Info
| ID | 63991 |
| Size | 149 digits / 494 bits |
| Status | composite |
| Value | 39056798033525070465418665701289285661089775648400830923166394180866430077949624211629315117097218166736325508205372722332626916889161470321892049991 |
Factorizations
| Primary | (ID: 63388) 152924817473166888991 (proven prime) |
| (ID: 63992) 255398689884839730887053277839323053671452972719616249039989245847794791005388606440735901554404647190750193696848797401954871001 (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.