Factor Info
| ID | 31131 |
| Size | 141 digits / 468 bits |
| Status | composite |
| Value | 442881345085100858390925990718431768873602831501860196732317032575502719710197934264219999233451914533225801813351981568097630397935454427709 |
Factorizations
| Primary | (ID: 17449) 17730863455565010457215015481519172763685683806181388676488969177 (proven prime) |
| (ID: 31132) 24977990846018166031988361244151155910270084294861293971025147798026374842117 (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.