Factor Info

ID 158694
Size 1271 digits / 4221 bits
Status composite
Value 26528991198975170542140120134511867237751758675784013923084574811991657584547268008620520496657347238148377139046364643931818805047418916555391863908595088173070337230123281497471782300333588572650141683191661991301670776471919368854849101415227239403586201797848898101347930580659602815880414455914603064857328139929864674346926136964121760435816071590429611352540537210191137238450853632017853358344169046957513314750363781527480444851355588920922474897646065931699692198807111282598712127141022064305523695196935519177504038925441923786443836499477091044596107668318015871232189134839884661199628543945160189517262204440641545923020873942220256043418047322046242516153657953765655243598023820477743537621212283113881864363950379277680821781453906030534076395314585323053272174830981060011625454092203266347119022681166353617290673943471065879560999450160490935627568872534088934826870873757231299988496443423193390582175050192463141249828857268080530130724204864012259233099067462402648246387634655293999150642599752036707128561468331675219184497865800857783904752544769714522369361717369794417262206040175799774013319385691183117168987487955401236333269263605244380858879564412700573404899760284322087629670906445973100982890293615432246532940015532839168300549445153

Factorizations

Primary (ID: 3102) 20597276734348736647 (proven prime)
(ID: 158695) 1287985375014867867972414529345281588053542441155579721682045112173568759122597063881355497967419721320728450731864570598436843754784950796937002009870228712630158361388237758258699812411796139024973830038969984183693227882328998012022280775054470048700620845418948425189334604615753274255427884356524940736203339662603739339689526046309440292506532220987840036474783756629142906339801877634814313549995323026497007540396011021633973979673769060210646705278949615048615975466318469153212182247624207629822793316074854123105363871329342404622056683805405713904793880174131216594943421525160022895978080100206588993903000234729997203810007409256386137675748647687995934829204880522419834177705888523520887307672749756227031728372839604436100835655940160625776334635001300184051401625653105687551366800487925757304618320742468947909809384807743162125444809308143265510873171546727264694690556059027188325288719582282360240882058504599388650641267457945202364906487908409644818989411400203570182618155547881787560564697378008198253029559831635285970660760635511467798015491107485070057440490445148306818992583150192337686132707588130687215132084416951073700691911876694368927100598169264880808861981244097067944206784206843644575171394915387033068147109399 (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.