Factor Info
| ID | 131886 |
| Size | 67 digits / 221 bits |
| Status | composite |
| Value | 2961523296183791902814532910510553577997097390264617289708530232881 |
Factorizations
| Primary | (ID: 167815) 237967900696723393143507690151891 (proven prime) |
| (ID: 167816) 12445053671159143233988565211478891 (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.