Factor Info

ID 161743
Size 468 digits / 1555 bits
Status composite
Value 870134825533581476693452441267767166082260823358062380469056886128780777342955898395857295173032352774277076570605532161746170943117205043080761375968430429749289410041058499824208512333045957367173935730755532026763476837634246388577478655316390724601047351763180455016355056712677617357999647011434976798727454765683479762307103888670873384547224781695590543355551607282883002084277714175370883314193334630230749672118026420029152375955683410204987758957741072492739

Factorizations

Primary (ID: 161744) 54149982123577075363231 (proven prime)
(ID: 161745) 16068977152159058449013989024570586354948823126012791501382654696326613449237651005719545285081746909081474934017483359412277491942097697795343548638037168711154693349522494671315598112449468197394997335512066446548521493361543632979600777182473240006818343710264798278982807523514141604717876855268915612771900771847271403422233231097843422758949338602835304977140171559585893742325954946355880682341736507643564969405526884949839940812057995869 (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.