Factor Info
| ID | 3905 |
| Size | 121 digits / 401 bits |
| Status | composite |
| Value | 3187282138684601281539998169652388116200727125009703817232937481701965165661197735396535907588787904369316604100004587921 |
Factorizations
| Primary | (ID: 2925) 3976656429941438590393 (proven prime) |
| (ID: 3906) 801497990796136777065802049056406764712006882979732127801173130643641582488920863012238470092588697 (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.