Factor Info
| ID | 147286 |
| Size | 170 digits / 563 bits |
| Status | composite |
| Value | 21865709212464539061579648399394229376359278825506981980431679378422405995173751508118008740419923872732673308372593849997457564894374693669897549910618204776594056668801 |
Factorizations
| Primary | (ID: 147054) 148020807352107352204781 (proven prime) |
| (ID: 147287) 147720510403993820118076915579939925753675822074986431248287770214088539009593057222625665439408464220291246831478182306436302092346396654677176421 (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.