Factor Info

ID 142171
Size 971 digits / 3225 bits
Status composite
Value 47088947901657986808952331483088775412532537841861315977964672904185573669463169518720101622071041628038178395007928712145918294280673171188442718602376525543523937423428095414229843758784553299140258240343658802996745156612616214224427922479434116310692159482960906472752267116421226257701696991273527310571702848270820988277731959820060993030857122693873591964123750492997341985449158665861192348348642181629778346636483502324583417786365861184328725948343372090238594416529272061241031280603661767906802024952812804723519425503826406928626811195755876724914248605362428132769984611206911094263920469464043036915480152876434121373659856549677748192452883527723555533964535417915781132302581784116292665904056887192558792599405231714435759322130401634092966169859891562823717248239024942513694404475332428266840486525772015757226853449187912618614234721268842988502621560925254007465820358610912206159453563741996960005980023584917025545147300233516676231066909035173119

Factorizations

Primary (ID: 7137) 645658411286666140609459 (proven prime)
(ID: 142172) 72931672659261532766634133334558810725148537870353098326304351401093907278560742920605888393521250544581066967611932018661905469291030871586102696361080013821900819949869244021176365105369140561310316671089143363397377850740264567727311196966605209631469325568727901117323276535191202758362477122156328621290124727333235696625506614460303982455777163374219292863779383308180653982755071697391232751645089584767662143616170355360081599009317932518809483842960240049600634745839537458936280729874006094116523937403907369304257567646822497688673042931551403837951612131225325189266829811453604834479907290202785815885387588655016744397876325975213025767849126650045847266717014362453913921625149394956071651282062261023610332048133150426643486448071654551728966648506985617299266676260967956732370854854151961655691142039424971787252534112997752891870408675136144201259978207775370573470360677624639403884945701906086475621946863438580468786034596741 (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.