Factor Info
| ID | 57921 |
| Size | 175 digits / 580 bits |
| Status | composite |
| Value | 2810499415982563403328975206242710975076871938803889378130796562310944651603456026700830575430047005379349514658245137654402586516932314600603689883185559441006445281114541121 |
Factorizations
| Primary | (ID: 57153) 2984619585279628795345143571 (proven prime) |
| (ID: 81777) 941660850127822207594355277902141487399301806399247503650554905003410994943673762447195410462435531927991939112810239132590305494498838942286489051 (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.