Factor Info
| ID | 12661 |
| Size | 119 digits / 394 bits |
| Status | composite |
| Value | 28990687037663749678860187282090797133477641975710872283387840512883860393261550563736201430544560825116674303330688077 |
Factorizations
| Primary | (ID: 7457) 57437711317851941680421581 (proven prime) |
| (ID: 12662) 504732629008031039384449763563263394198677605669578014485803924161534395648695631943637305217 (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.