Factor Info
| ID | 201581 |
| Size | 72 digits / 238 bits |
| Status | composite |
| Value | 230843697339241380472092742683027581083278564571807941132288000000000001 |
Factorizations
| Primary | (ID: 215253) 12318573951317236818169524329 (proven prime) |
| (ID: 215254) 18739482203989776313317892180295929612279769 (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.