Factor Info
| ID | 581 |
| Size | 111 digits / 369 bits |
| Status | composite |
| Value | 859933272706905721790249127524226590588629121280307890232010666010337458522427466947736963521271089425650697241 |
Factorizations
| Primary | (ID: 41) 389678426275593986752662955603693114561 (proven prime) |
| (ID: 9233) 2206776702846596214643556003986234287315361225117466915307404612974529881 (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.