Factor Info
| ID | 220920 |
| Size | 48 digits / 159 bits |
| Status | composite |
| Value | 572447200296974025935538131265369533875618014481 |
Factorizations
| Primary | (ID: 220921) 86237692432474825477069 (proven prime) |
| (ID: 220922) 6638016210199585628004949 (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.