Factor Info
| ID | 1620 |
| Size | 123 digits / 408 bits |
| Status | composite |
| Value | 455137543697500537380303944845874000439150306379867902447785449250426110098131517905787603268655382638507033577908679675883 |
Factorizations
| Primary | (ID: 9731) 91941572415344014666352741272649 (proven prime) |
| (ID: 9732) 4950291057035948612930504273955664496133098939065324025271615024234218561543285700396331667 (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.