Factor Info
| ID | 7664 |
| Size | 59 digits / 194 bits |
| Status | composite |
| Value | 16818614372867487070222687521664330172682177518392001831491 |
Factorizations
| Primary | (ID: 7516) 61921104791950322094158011 (proven prime) |
| (ID: 7665) 271613602977153099649378586566681 (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.