Factor Info
| ID | 4637 |
| Size | 82 digits / 271 bits |
| Status | composite |
| Value | 2239957556581534581382547525264181241653459911937014763761132271016478775774125449 |
Factorizations
| Primary | (ID: 4315) 187668407555352123529 (proven prime) |
| (ID: 4638) 11935719952868823358794699404988004449487008573277354764852481 (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.