Factor Info
| ID | 163681 |
| Size | 107 digits / 354 bits |
| Status | composite |
| Value | 36521434671993583354853686391559751513364794995985621586218963327408698945516296134542155942794708705079131 |
Factorizations
| Primary | (ID: 163982) 8912601559879806033539551 (proven prime) |
| (ID: 195375) 4097729986763382898881289220386520175638042283253637033121367794840127849088600581 (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.