Factor Info
| ID | 3911 |
| Size | 80 digits / 266 bits |
| Status | composite |
| Value | 77128665515244277418049874026640224796573294010442428126411249899266523459698193 |
Factorizations
| Primary | (ID: 3912) 25395382141805460457 (proven prime) |
| (ID: 3913) 3037113798271077662620373088821854372856406531823019537129449 (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.