Factor Info

ID 151901
Size 1231 digits / 4089 bits
Status composite
Value 5167418712696377243047427214579597909007470749903766279038378996829612202298891281771624877087372943571561449685294109558597083541431426123831339086089657072568440823400811514173782186496813584716649606750814614678331485206480554590043079140407693944316628764951423882327311445265075709933955049784348077332293552817042472951341266738214217862894552350310556863140300817440645545357759620356259529242839516510863764799525442881345822593326585576948809467772402887068123588373531852909313676860499810892991602874331925731477386201315113449993293947376705405307501321730397328047843172369854141531490420283779325486835738640865090319711742652790873865297501959601641693431530608148429036501030374063605432877979335715785188731007619937594154079410189587408599245704658047036570397637118457101167969377614149137011804100690465775792875571135344300784352760806351538135846092094245480619174606969253755320206747023048432763350476366741152286225105865619087770375312320742426486728280477078394243190912125359679575266543804488778359575022667094938830155512581936945679918565304969389350537756450332770035312751727849309512596710135536003692541040096815991720720889158778889355574312947714508715366824055497073822990112905033220655661341

Factorizations

Primary (ID: 183868) 42779669806290608521950626433669079330414947803 (proven prime)
(ID: 186135) 120791458561854665471012548510453898223734210374597573329467162047604219801894267088722130922805268508151536016812110903570504142846379342512652711551719511185730220304154935186955232796702247447535120690816774334540010350040552741658660161346738441466228794154933451701800102423335469067258711307150664431544006761842081983231949678843738898683957621129790908634283219672503110490097728969782479763793783625879817645760081605486327522249195594644708660104392886336682463565284313314230020116082026664468521878646439597265813548206584786268855635429994039371319390542848144106337773081586692499603567287477951028700828666631283206492038685357183460698712205826163954216089190362198849899049844574874798511132240699202660658242157407027367817060690546122521608927197790030780536236350479169931472617981261021031119854496072320617824757517341368463758495477243895175364842185295278264681239563115504669792019707697931101572101515131807137776293337880866210809301249286024350130655137359584348650950247578372264830465513477348100617104116299771705944162407809886018762922095554478975646948297517077153592493428785334597779807877945117292751330579699308687224343030259009725334996347718247 (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.