Factor Info
| ID | 42308 |
| Size | 172 digits / 571 bits |
| Status | composite |
| Value | 6539736984191896747229245311423987692796896313868167670224244110845360417271049022097403027022435005777376392369314264186875854452713460134932738392669957359219888419335439 |
Factorizations
| Primary | (ID: 39) 9164259601748159235188401 (proven prime) |
| (ID: 42309) 713613239736725394796844733192763747384429724047387294675865411930913453399193947657120490163293897573366248795487551740788409126929929647913467839 (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.