Factor Info

ID 138512
Size 978 digits / 3247 bits
Status composite
Value 172103487272432672282210758980558684353600235053094978530836600095172494417794850272427436510564142213940750147364843209273759930395495718817121277335866160654772911528703845947224444625408166810582325641680814802168418879120961669109906630459131426715850934170789441718366073008038209240873283277662772808397840305394983351633656193994469201230180783861096250502750358822375937666101740377299265386604348811336069323168714123066412316193810981333885324964342766521522628868456868799903885641745997780706733370050364565603257783152572608582634483318517333685716839565192182721061941326239165314312643794923812404023865310651754798230275893318127347438866085827491397146325935973779962630069322460495471676217526588935054104773555219500799731178108255742290270683787519217489685954552422144709963811907008170909977823795895318932217157221282219472414587997632957845678840400938191882519362300179307660653086616691112695207733878602304600399155684479169782743491325730970208093593

Factorizations

Primary (ID: 171390) 318133754124000327882209421002909251 (proven prime)
(ID: 173483) 540978393651844859229212870144515849543998140758297050951095309273110160637624605790545841370722532880635997625872808742769704685594113583993831103878426071448473663568069523352884585689053887858679605487992935996414797115486318313517405699210162534684120616087135383090209578437233813816012254162956353325714909906083670179548227973281677448974224381237501817270613290917882888797907929391508938616863796500863738424945714052906830262921815096913842222356022386597537698399869631126941975510661868997302602438943985494662908465333365147991073417613965717432529275170539988477846007491716724315235515562481061858531348025217436559047806887303389366677777229059895170258143109962919433020357130139109452393555575642136745978596477088634661968453884251277581642022833761771978197972290701154363484258510386774272344471258317524773323390088212647925903973950973647416339567846833229745641626487043639983852106426655391930772581289556119064345843 (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.