Factor Info
| ID | 42523 |
| Size | 172 digits / 570 bits |
| Status | composite |
| Value | 2254541699934032239570202477613659505587510863198070150409740251795416191347866590845727243207515100967523939318673299815284408710860346721713690346476490251398407146657171 |
Factorizations
| Primary | (ID: 9807) 178289158463619869406970118341 (proven prime) |
| (ID: 46435) 12645422298036559268278696472051854630264316956994780408723135328967849756770725496753974487165323325943373119740662710585546513436495629824631 (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.