Factor Info

ID 142996
Size 1063 digits / 3529 bits
Status composite
Value 1238601393011150322493363326245539644101127392058786155727801132860995373214430241170403802819373198256053279042140308313771205621617895342693322775874380392923315394269537135224493421180304319287105057272606333716992733716716171270562796700350053965213899078043058963402553274733060909749727648750480548775648763171209580694119150477793094431630695485215733324245067189193381828509084640107604523178395751866631043412367706225610045623282057691889283836450197780275919408125839524571131909683459103145316124841310426998137398303611646872804336268842193258611350283334854017796580251594020762724905183764432903263830678410008449126928736950724433034794949649800488599643130112438641753854770731710549251550010781140402200221506306280027012840503463127292129925206422979668643148694936394340918250382157046530315269001468282122624635667108832639007591798459270789636255585969762595592094694552264570019257343048181932329703567995707753614312823870129524424553665112126370793936950192103573427960132228891636747481756647873888748174226553006171435331325907332400017

Factorizations

Primary (ID: 29063) 4753712821254698015771925989227 (proven prime)
(ID: 178881) 260554526447862509952554606241298529480005624075384150231798534670586508945994513038994054674518272784975280736038249050342675039669086243526110030333806044246238091721769137623057482338762078765112565001373589071974358753962677293764823667376299575603107836445581724398573984077162167936267754079607778671062705074351771051658818101190380585083366593852856330101885362000266952843900769997388390658734811862154284888365400991446155571275610816950020073330263996453508284967598131831782676297252568094199636094177770807927973234394475332763785799902795272348991099688619763259941327700869836603521734465471162991311611351359390816380084513223424271428954791560989430143089763397980676583321485546502826155609312291444172301387838987011313966199522317026148424861278587223228080331781044856228545376047100978060273943092566269587028528208334628349552397321434341219542363613743197011446429346036169461861955323402179347098753098403459319003210171938746445775810763734934725623006937647902154860769896499440910159976374104193305078771 (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.