Factor Info

ID 138580
Size 943 digits / 3132 bits
Status composite
Value 4018371678047095506274341871112630107663998511567417574778197067393263121242197513342912744122065677882284509516677398447166793692703841351135325054309537412529408425653127883314572647389315451033118173023076329753665005339741437087632261567170174636747737675160247862805839319040910416901492877357890546528892970174765510873862849489033945896796239259551222165985278596645637118379641336694678508448655099613153102956774857561631230643269322903127657196980365752624575190452989126853486972676108940984014343928508944403043651709775743449053646091877273388840634627851716089045046994477208826181451128867554311699154632377534593896024495638936425805383544971038465934505446491162347299726751559021020516296378785301976103189380478054916760456789240612853701887743272835736988521144360729368192430144680113331111275758900189913007998889351843628472317455750779558363895810667283709022726422594111876507617102027765671027446600541816243590882901

Factorizations

Primary (ID: 136441) 1072790797270456849349 (proven prime)
(ID: 138581) 3745717886722363864649387796698249645431383177312052676636839458146601923102387693460178511402456210381960735180350353196832554365312250764188106041364003882858241246671959926349290293143799508812581230294327226668152590115334403643905530470442374553960100091196093660266789420219869171313538651129438567616916026539932093712739735114522375302294559057751596533206065210494244819450972034884918256730881324012988738821364354141628587901232895919046840755140927483960353146708985313904754569299979984354797067588144323845173637835664755875219329265801127683673662480266481097283817984667856031586184457480975795854536087640010719184875945217124460670165254611691738896467161220821588357735802159893040500043101992445842392523631563236420283008985724232535996909463258636972399743203700628454909165906420543620751481671243236293795343012721265393035416196637966429393471729958449746012561636103600151065025175280878658855249 (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.