Factor Info
| ID | 57168 |
| Size | 64 digits / 213 bits |
| Status | composite |
| Value | 8428073175528513099275187494795462533831900284411302899707777287 |
Factorizations
| Primary | (ID: 57281) 2516066164220253191649971614939 (proven prime) |
| (ID: 59279) 3349702521889138376311452937393733 (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.