Factor Info

ID 80979
Size 776 digits / 2578 bits
Status composite
Value 63943316257002172373539760733071253969626105887566223735922949779037481232990113366889811855781003346011557416858616577239721004450260610299517033046331503694307731787223461016165446148914363033568380736900771605796562939447110993047520217257825084476866212549801149867323671563423391991953235467721836092522923606535954505417054341055504510000708674049736609181654246084162449565947779120276558811686838241169513250479846063426853216917579970525792809817448178608481322884403184323814447850373655453372945981795773830237656590984652727639970712174841031594522571973625031462087973565764657531667081298152868314501567476761657786988815865487727934090981770532487853497311688663913743237319817288960945590073866350657606483875881041135400937740429978610162315680097159274226653

Factorizations

Primary (ID: 54999) 3427228994031643333154071154149053274860593664257603210811066898226465082000227199834839346040481885997666537481 (proven prime)
(ID: 80980) 18657439105573751694317130644491517348019724241412086210125537779739025843794638135042162909512138746186474952950895687467693035959977185893929196834909759688022606188036844530237438883072125592810753909491696389256963716080962791820310560787339725606423230173762459470564381538616246001658739859071128538277189528561912524954834437773913916870891565507011864031641321845735227927347636985987685670230045851709028305158334305887298454808133739187888621900679255041767225019747864455439958806403427158911578864016256264238506606086806383058437070334976549205677836717448024270403033948639471280792952773037576562397098717797222358418514855367564672294854000961487413 (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.