Factor Info
| ID | 2223 |
| Size | 78 digits / 258 bits |
| Status | composite |
| Value | 248311857795870253777997755919350869796912698840359005010433697585421927038081 |
Factorizations
| Primary | (ID: 19303) 768736559421401249042753476963 (proven prime) |
| (ID: 19304) 323012942148562751650814544437350454640448842187 (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.