Factor Info
| ID | 42577 |
| Size | 175 digits / 580 bits |
| Status | composite |
| Value | 3552110273744357405533419591404902476309989191285100333001472831019110598599238368389239334504661697688763220990894009288558689913226751435963212004798273909601099893062580781 |
Factorizations
| Primary | (ID: 1719) 1807500264847899774571 (proven prime) |
| (ID: 42578) 1965205949246854286590258431394695123588538035681916751292555530900306463843686217586833850902898468340452637894897168954091554348910691310099217868525511 (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.