Factor Info
| ID | 11538 |
| Size | 67 digits / 220 bits |
| Status | composite |
| Value | 1148258308084874205964129743866301115837520902044424011233991627131 |
Factorizations
| Primary | (ID: 11539) 15800757982738113728531939755751 (proven prime) |
| (ID: 11540) 72671090167909305342577926625186381 (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.