Factor Info

ID 138294
Size 957 digits / 3179 bits
Status composite
Value 641976127411058234540893995840941698008509212419124068817329626007128353832075913619670618959450364210859918324605400628286043230172879414212970052311103246130438187086374193855211359863309263374382596213980620684282029016002921325035518283417260131848867274252906891305953573361296144013033238932943012095391862907510688148763222056241525322473944456765915332917600546531419286614658028203533107153885953896384972483856509306286423049375098560402681649428597999694100223159540972751015073671034390937640323317992418276420009639253716558020401516945227142802641156037338341040500155962184016338235628550499813347040544879977271545177516798313102381383475534000933873051405814458553405800496497221136108331686465839732400791354860217570958099611087381949202114603879548846325061345888049873608708271619816676624451369386862351714486479871378307210666410439588623552473420190112234423156027753855137587189930749775117811580894088203848729411464744136950865897

Factorizations

Primary (ID: 136403) 5713839242138307627889538424597962861 (proven prime)
(ID: 173277) 112354600856920422300865536157496463414614143263211585278533067245348019925338778186059138278503393527035117454043996499027126944226363469893360392917992917990160703392910774974657755471349537923142875372017514337841117843037533385934734147849074131363417014808577848046839222844625763572883425207189268295788924580104211785818278480917798469416876153074326477149067962183806671399460743803250692794092502418430523861267326850665559636024127031131321038635069194705539208719448520227818204636858382065200729977182669765527905214272698035729697180688918657211104561142493925577590387932985678330086418021546171178528659507631913044710340476335827471319031155623119776755384264425991428859286730004057452552441129051883699414285003898150836186679802943164244001072557436747487329250956845774532923264017843360977923464163408700455995918618706173155427832210742975540706733626247911444666075528728156383177578949729216669677 (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.