Factor Info
| ID | 65865 |
| Size | 79 digits / 260 bits |
| Status | composite |
| Value | 1670861609473663288369064945910949120347890733256503445485835036972859809928641 |
Factorizations
| Primary | (ID: 65866) 2267163273850729470001 (proven prime) |
| (ID: 65867) 736983360989144703860600256328042839504929692820959658641 (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.