Factor Info
| ID | 1539 |
| Size | 102 digits / 339 bits |
| Status | composite |
| Value | 962266870039587674963481998613832334270143774319928880094569217066758740019393406994493517754075000821 |
Factorizations
| Primary | (ID: 219) 3531495042124863863141 (proven prime) |
| (ID: 1540) 272481444419811984314541364392330301521764513048025967440820208266913954658630481 (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.