Factor Info
| ID | 12516 |
| Size | 149 digits / 493 bits |
| Status | composite |
| Value | 13627898978631209181986829632520780111545700735519091634593472785095843399757433609948482525719811377425379437587625414014033749193448074189766326657 |
Factorizations
| Primary | (ID: 12517) 4245522291843103816056097107672746737 (proven prime) |
| (ID: 12518) 3209946395715412609624583526358779070343635939366514241335441482591976418196945543754059723978329105817726646161 (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.