Factor Info
| ID | 52521 |
| Size | 72 digits / 239 bits |
| Status | composite |
| Value | 585836321823508267009055113474180088984053302196905851409171990767833831 |
Factorizations
| Primary | (ID: 52522) 87873272984241400393 (proven prime) |
| (ID: 52523) 6666831698969130220065493534822994460627134982427567 (composite) |
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.