Factor Info
| ID | 64151 |
| Size | 194 digits / 643 bits |
| Status | composite |
| Value | 25256334923083502996362364486390502040329107198302063966977604619155912629465716645892135152868500948546542346639204822746529547798348423837219665079984098885104589504442590995163239931549463457 |
Factorizations
| Primary | (ID: 63378) 311640640511791392291238477 (proven prime) |
| (ID: 90500) 81043136356048824072019135857793550252804129216643903105172394422884117732908129063369704206068911721395033805299977188015206503095104303721210848146765631769527576741 (composite) | |
| Secondary | (ID: 64152) × (ID: 64153) |
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.