Factor Info
| ID | 18663 |
| Size | 200 digits / 665 bits |
| Status | composite |
| Value | 90201802268953515435912483256877871867738370694736958568541556829207176148658147536029675355236545765922916445017432112241291918921603291978273484937137298925543471242526291441702313302993632808917139 |
Factorizations
| Primary | (ID: 18664) 4199289174521270732211944685915321785461696099889610109560039448020763861 (proven prime) |
| (ID: 18665) 21480254995593805987855985965614295654142104958724459148339576723916590506941608403586441739279494935042662133235499383752620999 (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.