Factor Info

ID 155682
Size 567 digits / 1881 bits
Status composite
Value 150272831745756326148218932729675892859506277969879654658289168245895348788754170093572557973807103491992044147097102626664835194863266701629548905643114143229494083468896784621317237001623852650595874039052915717090570214349547238692358905944966270210380594784315542645759386315644046011190109865716246570941656249317618968157047137747281090029720327689807123160506998211669300534294855634552626975160471978827443740813337687057705572740657210740442946980647838705208457312673679628624930398310784871554442892346301821125185857653892102557521141188561057487273469569

Factorizations

Primary (ID: 154637) 975573640291548852951234645170717556781 (proven prime)
(ID: 189608) 154035354728165364495996204495761744267381088346166258657342452620715300380115531453697416189028438156541978990873505947415134366981248052920985534949134079776250995969710394676069037564627926666424144885463000956765053522319712199363057610114686300395707048277244140340260123750273926376905754816223895815326202210394554251038885907311226405813730597888145638846606755812010693986055262199542541819580938333941922284379068350196771275987277379132386997691409065154524975220984094097830373429776163807792776228235937067568013349 (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.