Factor Info
| ID | 1221 |
| Size | 70 digits / 231 bits |
| Status | composite |
| Value | 2357491952890681848006412482599391391876004899156296052094746813328539 |
Factorizations
| Primary | (ID: 86) 217533000184835774779 (proven prime) |
| (ID: 1222) 10837399157311960843528910542685545748152881169441 (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.