Factor Info
| ID | 52604 |
| Size | 66 digits / 219 bits |
| Status | composite |
| Value | 661256894565756412047210816526904210641467796886926310561310051973 |
Factorizations
| Primary | (ID: 52964) 137370551967460020621819248641 (proven prime) |
| (ID: 52463) 4813672836681861967666457690352914053 (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.