Factor Info
| ID | 57687 |
| Size | 187 digits / 620 bits |
| Status | composite |
| Value | 3511563460849387505324936943928572759514889095146786707887296420391255956996695589703176729033267159753950355977602458871784674969857371761504738778262977559350570806512039832886969275447 |
Factorizations
| Primary | (ID: 57235) 1288970002561918178679898926602104597 (proven prime) |
| (ID: 81517) 2724317442508288885597198714754393485550924688516349862746758729207284979776190786441027188237534925507448270421737738119480551662623950889337073953051 (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.