Factor Info
| ID | 131761 |
| Size | 91 digits / 301 bits |
| Status | composite |
| Value | 2661708387641549640659476933681415015146573715424220372006432860871353190822850705200738603 |
Factorizations
| Primary | (ID: 131691) 4555268603071594349347155493 (proven prime) |
| (ID: 167730) 584314256649272728219053261291760354499500144374432744211200271 (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.