Factor Info
| ID | 154728 |
| Size | 109 digits / 361 bits |
| Status | composite |
| Value | 3579663972372861451318168474739416287577453208541319562267568944981350567000590745146118988128214179369607389 |
Factorizations
| Primary | (ID: 154598) 175500339130677572941801 (proven prime) |
| (ID: 154729) 20396906297186373189173817193001899072611018945992339977617710309683231188923691007189 (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.