Factor Info

ID 151539
Size 1153 digits / 3828 bits
Status composite
Value 1913560210389672157673704358712972742516124032960211430915299063686710859714641409352305564634419030590664825507721065824905367052072537417876126716348464558771265140781498119315808617115563586228323526951373778720253482790376505183030621119685711103988681835055906556920101992312620776804176995992069018255977783545118520863354806156620944931204503726984388737459825474348518748102403829075100031411771204279291792310169841132722029127141867786293484605707811887459266708621824001838370151664047367779065560412468530113321094328570162620493129580269942980159708211909410191418782479415660179622788093659919502876998912138410962292235623971377900272475582163882606567245793331791923026950711174768555335694273150540786492109480211994982310089628180389201502146500157832125885383159160114588462210377114642803383432861644917762373655798623800482295049187143628427816035149281851943565637319843343287445064512333068833682347872753278307406605469876022971806200220312396118699234983560497923097443004804501467604206049523858518019052953313300177929321759461828968033073638996198091077295793104758850486948341385179625799819614401101634330857202371364147997

Factorizations

Primary (ID: 149627) 52990215639704354810299474687300887696772792277 (proven prime)
(ID: 185783) 36111576208719658863277580331078892950033340636882402164042568951400663739581856081904152761511850444401546480606910642214663717574753943236286870667761046476148540650946113173469089598259382960623965116055988506042141616691365422721869578724863049644906943916948238415531719469380970085163681455020761662982696704190421623866268996629006336915847635188909964188585558770385352065876326152944536263145276976271887921045598187919848959569953378741134608734417045229227169844430356918689760526259681495872195763608016968134368154755983908969243927231667580772037139067136853575015168263658845243268585209778939705586933247395210608478104474214728646914425108850302938930517435376191309839455046386820699435058859468127855285480666279372419949990124043583574643177179474658456499302913154133607892695561040274945098685155957609540242384975909826795946183518214103249176452511862949485204184698091275699472817642250273582742527589006383311695579908968154269883664212783546305478010809355398636450635462119084365061820920152581050023929796221737498677856195515499503984483698247715769898010628955670217406968361 (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.