Factor Info
| ID | 1575 |
| Size | 82 digits / 272 bits |
| Status | composite |
| Value | 5263005580216387064374874352720021515065207256402411954979813318642543535002211999 |
Factorizations
| Primary | (ID: 1576) 163183528584704033251 (proven prime) |
| (ID: 1577) 32252063831825447855483509449553174038445200647547952286057749 (composite) |
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.