Factor Info

ID 51531
Size 544 digits / 1806 bits
Status composite
Value 4275981256944070712079802859107368782602636361500563602965805616279015122158189080069516094036714756028713043578067626740076201407888175617526568806601007463280067575658177363142220990783802253759077036334058368457872766349324851583778809094492330357391480653517619474957100125101313283942137555723039314131985666837747781816926054352079964299718216712659431810808880570206768650899236951643835373701773305672023227051349205825518508594088142562503564853310144991939883709475386100727919477486690853836420115575727961615680340383345136680573487

Factorizations

Primary (ID: 73169) 13720057759140780365187158337101 (proven prime)
(ID: 74669) 311659129430068401946348248102875806110565218505525840133652651129875241549987645601211067653304857196018770165006116594846500125784745396964392978273950285825958078702146030931027961859471666968670815504902750056269934294285519653405269687113585654452434009024671532393025345348687719142151329156454983740343539695159248436823060794827674672895555180175460149973002187422845899677499392450319221110556117949694404944213103902444552441219532396446071103865409366264032673012456187892692211939638211476518216775787 (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.