Factor Info

ID 181720
Size 703 digits / 2335 bits
Status composite
Value 5155963404645980461970545707575747740591378962564046639377588000573837770406054907727043982148093737368422284289543312812426304507897783743941275434355991888381093942968254158336343123991640302127520674392947583326028297242508259833278861583046951915039764370548009593853966420681881637886768947165781640228513318073947303096510619751043010225575152262803686952736983175755967492044756746124702786186552952298886081020390386727564397840188751380902839056247239584501969479159779326040042129287216713139875188893753617442739109809166494276188484850600584480534148253510433378190071139871726254315593721293543472270451464397992570031754614664185026338658977363824888631307426012547231117872103490840845633

Factorizations

Primary (ID: 12137) 116299206023397239536920319253925869667382606684529884846610766493 (proven prime)
(ID: 181721) 44333607949212451349383306948878213958044482066714684060108550574483066650429019665627585140125152876764683086583112897449701010783901808521510442858732386978186121876503792340937160737522490979942837339888158587916754456897780909732451274160472253085244493826321187337023229819842714804581472156691835345717842685362072325200520910195132941882280379882831761858388070690940874947990839979808577940236896108693889307950664782750093413862176685210208736366981134258520247396544592434202699805315087422160891599861844016088812732832142032596099658771167611180232722086541358654621187879849198513714805976072548977246166293408725777717012981 (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.