Factor Info
| ID | 17680 |
| Size | 63 digits / 208 bits |
| Status | composite |
| Value | 247113420066272490826570741613429198878032519684016986064749601 |
Factorizations
| Primary | (ID: 17681) 909797658724252287447740245321 (proven prime) |
| (ID: 7665) 271613602977153099649378586566681 (proven prime) |
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.