Factor Info
| ID | 221017 |
| Size | 144 digits / 476 bits |
| Status | composite |
| Value | 145147224698602074438166820167743030531928682777137921772970465586257244784941511079658675304435197437643835264236352672297673696605096934789977 |
Factorizations
| Primary | (ID: 221018) 26641125044957818017047 (proven prime) |
| (ID: 221019) 5448239308725180452521363488602368650924712646697711921254183354712890039872936851024414348901276094149123704423485522191 (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.