Factor Info
| ID | 4397 |
| Size | 75 digits / 249 bits |
| Status | composite |
| Value | 765386457065360685563233904806747681500846895685566567886920200574783920577 |
Factorizations
| Primary | (ID: 11529) 2270061722000879968839976583683542421 (proven prime) |
| (ID: 11530) 337165483055999474909532425685921831037 (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.