Factor Info

ID 51393
Size 581 digits / 1929 bits
Status composite
Value 28351340605358299985034498043542622732910828409083873452327846124167605391184616402763707511405721778635169669441061724269411408595517461690478975426322105957716663579977606681389886735052614714902838791103340170071695480828152109624213038376408501944865714154026163701441132811049099596983232275574792337275082912450999978626053274705912657098444383992931498009944178541369621428411244671130008018695109649874018322499250828677454986014614777358997389842022797478256356135601460226752262398877269465302425673199174416206916624328149445688985084204030992853613460461863545367042197

Factorizations

Primary (ID: 50354) 12386903337067381971073 (proven prime)
(ID: 51394) 2288815843142804615728020957068484657695856047108432115581109392333763303793280756096230425950459486633954132371835929245075657050089701449926908608697405938583300361215521473948641988662060792614642377167911283376565137320070304491083782191693064355653946082837569019974428664065996310401452136368148439068192131404467175535960287813859006923942881332899019462887288786848089871254353312031488156077994117964111857484072727598804777766332213776132432497729387085623725444658803555227724857748611439818972545297369952972864476949454095925607665297729959187989 (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.