Factor Info
| ID | 397 |
| Size | 66 digits / 216 bits |
| Status | composite |
| Value | 104365456404648970133354302293261572850289849360060478008776951677 |
Factorizations
| Primary | (ID: 398) 6556208367360005292317 (proven prime) |
| (ID: 399) 15918569172424565344075680728122279296922081 (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.