Factor Info

ID 156904
Size 1306 digits / 4338 bits
Status composite
Value 4122445750446378257910600046069992160038416867720504536326131504385119814238442016110169831099565779777637968935162325005557169285576881777549634031669842403275710164460708535762167646423776390965957916499177631023806434497113172992356417571202220237909873083211050539611063359362359415849931542280171014639529988902645023495108559114172053101930254431998364014315688684031272408222519936568666136959091434241517858610616398791395670282536596002181422534466538635624506629469154436132076503888110029822587982321485072385868333692480128784887266482379988061308204067000927687270124311207772246704119042040187283472850757366674678153254976169733592507544711457550682285252203785962510991343013711836892048299250192212552202741605894514432052648076269577140180075450823153861465961582637059975443195612428079977401935287557368848031716377657144307455906844309649548477754411793126525836201827713865032058398708724995268506277771679637066277438220980159237695138847245843461826297056611150302255440073802340086595369499511557466566748142726309824577674385301605794988675230902931219160416820875205145398535559708881666275424054282644323749744919743911863127787880381789601212351387389314108940924049755973909709717762598450607167531726008140263101995060444405696924900390560543987636929740081271143600698313587

Factorizations

Primary (ID: 156905) 472313705915783876071451 (proven prime)
(ID: 156906) 8728194204005235754618452831770660613655202477311047352697802046429366166880578774570147037784139796671681162875855312347819324361670815466499051224255395440849498967434267822194739266077518053185555566278625484529674533911684230744672157944780016737006318779460473871680947571162315298838608182814711091474340941391460574799994054839641638715294744339393767608141033967690188192346134882084477232126140044383153406767977038751378876437256718600025849064818356431481762738955290205592110055847386785823481009361191728677046004467746868317947937509209147328750850769091963033058565103551872394852434862145143984114210282509901075490363596341090453549594773069601206633756894414121720156029162500753116654654915027907584722619898259730091705915846381679946103534347471815719618061367722314539914023897717156798154931713716643611567439271042343422442145568118184532615558152062493846959405026784503392965711054712938536887092510790285750815168206822619365825211987850502692407203324041040909388527190888719716009905359384388750116653700362794440032407832148033390893529617986042620693434697307064124371785932305001484969375816741351885800428189573072074265917726037617389455472026215429440629510282507365426228418493219805449065196704673741214120161188655017051312415360407506571564937 (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.