Factor Info
| ID | 42578 |
| Size | 154 digits / 510 bits |
| Status | composite |
| Value | 1965205949246854286590258431394695123588538035681916751292555530900306463843686217586833850902898468340452637894897168954091554348910691310099217868525511 |
Factorizations
| Primary | (ID: 9281) 11351139025429989441413 (proven prime) |
| (ID: 42579) 173128524357264741465821417896275542557378454235304027584515974864030114032008057467008251453421379148488945027886866348951691830747 (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.