Factor Info
| ID | 578 |
| Size | 67 digits / 223 bits |
| Status | composite |
| Value | 7517005707440124434917767400167428346744398827918043103724762579201 |
Factorizations
| Primary | (ID: 579) 3891324187650256896001 (proven prime) |
| (ID: 580) 1931734634522754726108707718410439174358483201 (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.