Factor Info

ID 72977
Size 1240 digits / 4117 bits
Status composite
Value 2128637123898123284507338395453806377327034432259358768111694513273212818358294199259307687755666228814090460994243735096893144950073105298850150727630250020679638489855250568472286184126767359518000165162347030308842223589510365204334727560925394687672169094965684119026113398551608512167051246999228822106754326884734107083511027655215436436903165750470755788591670537195457616423103333674215713397690239272504644178761659528833052157088436085862143511400343654205253694500518956449573672707135517395570715325430110050179743722473706862705103184495038225089469381508939723598854786514505437141396538143584791137165649066661321758782643458223148915268342104293973562615037860705402782791005545414753704465637851562599062063396805559774382803867856926669299516062971768037836230422306662596089073262158627103927565663671113978441388445362486259961732796141425181687108959351976713297324269159140587364570907277118853449850441367730447658517740935151075743987092386551036851433125656911285169191719627558206215368336987165581725107482335367171189865051416583822918732634209597063982768241497544568598863157979456910265701076989263260221316048405590195589076439240549455610652438890523828462514789340206528276419724538919293610487534562237787

Factorizations

Primary (ID: 71556) 583559004501155567505736528139776856753299202949073957555182654538582886734547330706715070928396181884369636782164840660306507235664305596174542909778630685230790788727688119063195279515515895046509680964436572322147039465224739714695228644974389733719600435462534655354238331726445327510136485304026861857151031340591753632216886888986837112137381514533770751996345316003433474065905388152919193849331018602124790411358606489850007652647619010909809074023337206503867893873873598315367736617844843359559163247295643692370795768329649186197940771356313568534658565091456226484617480757733212656252554779579913888087281 (composite)
(ID: 100474) 3647681052780170308915959536009788051240436125227688039301371403535062593559218180062204179497418032653643018814493782397586240751496449605063837802303309251709375309984542539475605261763992609692794906236918964665580317894213527108132478926663149525819049874980887120981198505437492912124111375140108983625362266708627850650861079980130583182041594681378713280618631430646729335517733237199299030383472925938286851162679562328609768095031614626332416772748086889100466665275535383654687210678872027376768838703937853553901532443309280763455393782970649457483310232392602618098225532893006594159356432178946901797512425227 (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.