Factor Info
| ID | 138868 |
| Size | 58 digits / 190 bits |
| Status | composite |
| Value | 1561079116849549677490734389823485030509673551213168420363 |
Factorizations
| Primary | (ID: 138848) 7282588256957615350925401 (proven prime) |
| (ID: 138869) 214357734059471372201905235580163 (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.