Factor Info
| ID | 81250 |
| Size | 75 digits / 248 bits |
| Status | composite |
| Value | 340987025665717600357526118259992811076829650122701672714926519980393853393 |
Factorizations
| Primary | (ID: 81251) 4165538330026374838424925657381613073 (proven prime) |
| (ID: 81252) 81859053656471474851059493976991483841 (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.