Factor Info
| ID | 1968 |
| Size | 135 digits / 447 bits |
| Status | composite |
| Value | 258991470617839712987180093276282107866484062745383832483686426915905207928327702771559036773290058688314653087961765714371963969086901 |
Factorizations
| Primary | (ID: 10081) 18321706844630776437024655161465600290414330046534410851526689661 (proven prime) |
| (ID: 10082) 14135772000616734739085654360220556803071522207232952304328548418162841 (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.