Factor Info
| ID | 18857 |
| Size | 159 digits / 527 bits |
| Status | composite |
| Value | 305971816708870080864504806960397798140154827822451129790703234605082534427693351180213308148152707199942718067851264803176115416439788904601662603369730255413 |
Factorizations
| Primary | (ID: 18858) 10947514021187304312714127746617 (proven prime) |
| (ID: 18859) 27948976919938773463339568533687718171920309615555435464287917896984086876752323634091195275744823624147740734683564082141594589 (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.