Factor Info
| ID | 3647 |
| Size | 116 digits / 383 bits |
| Status | composite |
| Value | 12289861779400912749608589094793900224215692657674346384199300257986807676493983762814296186757275934220623442905631 |
Factorizations
| Primary | (ID: 3112) 320021624768405574452943847 (proven prime) |
| (ID: 5678) 38403222870625961884565699252130430647400503878720365440623058301613580601932940413278473 (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.