Factor Info

ID 163431
Size 1380 digits / 4582 bits
Status composite
Value 131081531464907912961628130866855159070676956045950050071946111385352581410376818875483265334961652325771513623745630523476579222138894954007864708957613396401038738240855922617516327137126139162175455338143448790783302073317681339219783447641196371181454434421658828060767045636942368067982741987088736649505810874163325085507886535978451647878515389675722508859177155459886161619268779248337200981525808367245299728824839326337106717439058931237695642958339353088942771815535057734343905963277061267439220622723765311348313449103080156678361919067989886290652232700220198779748505830825152893331377661327014752479675107150235673132376527137473554261868188152095909131759188222987611938990804527297546336318865253361777934493824003870552728127826411782878134718805446647511566191922185422441878013470993132457249907410789212721639213826410587700697834554591968533369093317182430387433446864974022739681080336439130046022143474522971789862959052725638860232838613532635005485926327311453261078030062273557027907167183817590140139161564945748036748664524511586485698950337115352878353041839701024268824606851806182784108501769038179554022382893365195586054588195296995915409328068669188858365792379275826579035046660211871312613114971479226202149010919616404446890975366073598206901359942399936158845917445113082384671819982911956245762427375620296691659341089924479665651367228527

Factorizations

Primary (ID: 160960) 232846577043840572161 (proven prime)
(ID: 163432) 562952366013212893983063307427255112406402482920506903827321706521853645511154882925208584705247947888125536193555876919574280608216389247601828076885411789415431202833566133818494327165868777773319135242925981865233463580498056031147896109666391050800346736136909627713084365967085904457688376676568012423759107129477662188339111880407800200330386745972511902897036237120622217747913185126788263165283703448128512783633648783441659776518230645373142071218064405320427871642447581697572205097112954902366239683045198774270787944694900658276098469895523477932234535425712440520185309519772534402503454498058638141396235115377998905532226077464342431805758123152917762662071567456636444039981550873390321671532686011536029898068561285626391203336743387672724998868245112673997449394767029682041013095553666705094330821869707348171383562529034280080632027247170291210043452699470589131386355985221534479075212707713902269489613071419601497364589416191258532463497979885536651888495364070245031533336727108803745245703604763572756232986539381002486630456314262002348066250206094303019898305939821363010151587769788240970956490956110146326392816757957761363806910879505869933084114016607315281847445072218156807832234958488089803156569619680912578569576936152650966659191136223271741718032713874228829820228150577975143602487614716307596784419669093940984135319407 (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.