Factor Info
| ID | 66550 |
| Size | 177 digits / 586 bits |
| Status | composite |
| Value | 137263502254449042021348015811500828815715960252198981713816120147574497776803373989940980044464078143091462956633568646943200905316920931315973985045668677531031398505851455541 |
Factorizations
| Primary | (ID: 66551) 129495438280295715181 (proven prime) |
| (ID: 66552) 1059987163079360232468880187051111711441321567580078401010219535674794197267545371226479454945523873932398926038167682988791213626938735100955666888062819561 (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.