Factor Info
| ID | 9957 |
| Size | 84 digits / 278 bits |
| Status | composite |
| Value | 249581611250820754760326925172291643997858679864468390604108299933416326633518274501 |
Factorizations
| Primary | (ID: 9958) 38287397822415384605438768327141471 (proven prime) |
| (ID: 9959) 6518636038114426801372185142097241172324652515931 (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.