Factor Info
| ID | 42158 |
| Size | 189 digits / 627 bits |
| Status | composite |
| Value | 556165970783319714415039792338213003621694441089232436971312395869255634352463426415835475173677051860207882645483774747796502936709416126901385454370107340266653771621826941336260590954301 |
Factorizations
| Primary | (ID: 7401) 405200132445106923681094442501 (proven prime) |
| (ID: 46066) 1372571048847483685737800103626254680472935857306363890044225251393920566483193347847861637738800160899056111351679119333340982595502542238649043473727575011801 (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.