Factor Info
| ID | 403 |
| Size | 45 digits / 150 bits |
| Status | composite |
| Value | 741913143468626437392124012276964648373791981 |
Factorizations
| Primary | (ID: 2) 159512939815855788121 (proven prime) |
| (ID: 404) 4651115729702571326164661 (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.