Factor Info
| ID | 15080 |
| Size | 200 digits / 663 bits |
| Status | composite |
| Value | 31305702327034965207902856098510188931153554531670902122104800601143160592710547949608641161388606828374763262947319233446364054197191854383044108572794320538898003584077705795592539146030064240448051 |
Factorizations
| Primary | (ID: 10304) 2125820563389437533390243893834597846757304863651 (proven prime) |
| (ID: 15081) 14726408647172329073312903966703709689560311638171347713154669064133069918766292188891342688548091431489033692081659212810383927625246018003878887524401 (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.