Factor Info
| ID | 19033 |
| Size | 201 digits / 667 bits |
| Status | composite |
| Value | 428598439763538330574009908164181107076683702156644802962808756386310027401168180084531608720825530399172411040435224205196925287640397520763743253323731620799985629374843100602802357277676234907590247 |
Factorizations
| Primary | (ID: 10294) 4735299062751047834629348947476766642710028552319600543 (proven prime) |
| (ID: 19034) 90511377229580342965128953212698881000430497527034201716117281825393049325488541862727530055304284888128855037916637200026651342667278472092521529 (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.