Factor Info
| ID | 2158 |
| Size | 61 digits / 201 bits |
| Status | composite |
| Value | 2253222051202668535939680344400484082225480381308261280925191 |
Factorizations
| Primary | (ID: 2159) 79863595778924342083 (proven prime) |
| (ID: 2160) 28213380943176667001263153660999177245677 (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.