Factor Info
| ID | 143289 |
| Size | 151 digits / 500 bits |
| Status | composite |
| Value | 2141270234282308608373164642458053674577702167973497919191317015607873453880379440791612067543841373547092013563796545146501588224623065168157918669427 |
Factorizations
| Primary | (ID: 179146) 1257714558821267307529140640019242794756329673384470393785921 (proven prime) |
| (ID: 143163) 1702508903362867574650394159517565246007266162666190360996199176258152060277127760388158387 (proven prime) |
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.