Factor Info
| ID | 63575 |
| Size | 72 digits / 237 bits |
| Status | composite |
| Value | 150153028681901875018379583259847599975143248896732855021598449932658453 |
Factorizations
| Primary | (ID: 64025) 20333334196989020875813546533751 (proven prime) |
| (ID: 89890) 7384574867418284787999401795756937557203 (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.