Factor Info

ID 144668
Size 980 digits / 3254 bits
Status composite
Value 20507309015258398038320234615181149253187604577945215147554738750188833153184687215807546999981047466477204124744847043707213144654268663319431233114648599998758202713061815986888145250002243016484695525827251288577097629369675572689490108533106553989395754365646829059026177613605372719892440445907679991152392412694430472248724442523820035797129724583448664311096720380984330602497000858698654279139020871584501133380489939394848586920903869062689606323768212198780937256566179909785383009607777896378551039968905338047116926813353642078667298493675848973136476437819075574586729334811068297051847292836447249042568048592738523978153876439416637715480054040301680774031449559211881360747668126003491954575862019993344493440214975774650974875299344790166714765506100231439889800538328998397262309538339583853407736478555199261495859808802349053368052213467608239080256889197580384327456407303813958592225712128595042342685826954830168296202888237381148223180974606362129016333821

Factorizations

Primary (ID: 143779) 17524966463438211592428739 (proven prime)
(ID: 144669) 1170176790811106786618205473699092123836774071709432758608353599386370724514730762578831658389706698038830072356175759711185257722538916580355986270243853919596471187907341256086902825421567601673416662303481181671001053785483227736321891529005209492113374772713831877131131432033305093185932784113564488335851451811023420142820045682831137870938762835784934836749111288562050200779210257178822657745024509813567884908603643359566600755752792510502024069857687750129542338996731680471885858480357979737707119049516822981433503498151983134004342091520296554042476626711687159026604625884602508680674316821553197517547752472188430177700497142463037453946923547507248231577301171653517328827751862722907736898349901273990512219095202208029263679045379299070000370483821928118779732601878339870506455545356392763606443892923607550566030721509256542544314415086232815685751944354156113394819261867028038911028245736343790802204404941994605309300468372539967039 (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.