Factor Info

ID 156781
Size 1206 digits / 4006 bits
Status composite
Value 528834061068600028636606685199852435723852982310256093504232844205483595774613732304322463679053873256246036395556100353978225910882184632928386465173058880202546182558281226955655499957161201922672033428519354826055819453175045848687659124818627277162368764473137435519021287253132507302914363306297543719608148987498093708172902164869042222026930631692788705461413677894611528341226620975622309345539631649642888189388497599673023567669450571784071165532173215743468328145167418470877985770129979031156100679852945642219670555332523072301334957749695310647018280476939624643798649017697582635850711071317860908121035236563701206471759876740899881208771010888049256163628358728515204021113295894859797604166104537464217709958095905748075881283310077756954958499945887581870229590606902551908810044614433462620657242258481695363867631220495593680291340643449181603612241147924990952789781133249855867247742496502267553146834687835470125019262348235073983797714636821742777571213010169266431154138856026117091163045294900519993044189257673441513169181940099713520556758700911794072274289995680501045608160598634696563695763888936704891803710532526115059229828033624282038644889774267833103669618534706605509

Factorizations

Primary (ID: 154601) 42481797154433176612759 (proven prime)
(ID: 156782) 12448486092670250679974476181332544470607874171516210044584635204416504076923283110294485022318717369564128395425623824714136161104508266660709926754448017018578869894517006480852009754019016084139283710076300878063282624782316326608293954492064306205827778431025686060658026488613851761765109536378160282188970611823553829414675879907090656242083124975026443239219512957655394104360534830661420240627235258377453051538139179273342664270891022801471146534730024325879107455547675776615937193408414545956314383957784773263952852468838779838636186443599823107550788304597797449608638154664075720515278048003730656794089681342068937467464297784064352413811384517806588063750651710264622115192780354271767094507773479947726068404537486602871838605329609001411780241089384684934815823837999878997048308581098880743231718780408413392320127271435465608095849641880999959541779097307415834041377478512883939308661930511040094353806030743546934542242602153279125823993409894540469267416475510746953465043217983587076187265807949279012321399098572604818153444945784896986230609141846868283291925908979214917946711500300937997288296466736640816387938086174337171069027406361326801597786076117251 (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.