Factor Info
| ID | 63521 |
| Size | 73 digits / 242 bits |
| Status | composite |
| Value | 3681569490638449686255634678953482603400567666764421569139199085418829381 |
Factorizations
| Primary | (ID: 63522) 398927455208603302615658610301 (proven prime) |
| (ID: 63523) 9228669129111002969639944997013465252895081 (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.