Factor Info

ID 132721
Size 566 digits / 1878 bits
Status composite
Value 19951958157425356298097933105942475869654257809973744327533605489662673904147024967464599545131751377856124797154773302588160834701586972603292952815767406237550976257783911355410611326222985438353271983470336369540349818411648713201552494349856925423276554436682818186862317578825111372009229983606113179054907038700363577539014042791785203677293019688129381814985406322098744904001922217659291237454235181536442903408060715417350916772438324329971909095916362108896265710524998703822054305813085321843449946429581756546108069692289011373243772013540389019575191643

Factorizations

Primary (ID: 131677) 139870566115103282847737 (proven prime)
(ID: 132722) 142645866901020109785851370991953954735211969732540697091832169111763535121931870360121993876982166346226370971737820357005657785182047901150860847129323863819484359049269749422727376230097399310199662736960255913973996283899041421798460315969452234269747915733796566249039169847991992065637253928793842534648874787116924107815304006356719614124270841313574412818382461202269115640570072819782042056856878623817226723579390087520715396072075125724431871209550087121425101946700313963959418374992795076024837504871584825463779104695180536522739 (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.