Factor Info

ID 131147
Size 822 digits / 2731 bits
Status composite
Value 735349391129262404263739003547915878389293388201113927847466796459081505783681201769717928414335733913241702674506859831094123357737023705887209139608327055163246208167609743927613306033741334523428281889920016464913083071637558780090867908414163383576188377015118236665209364361670524267874357905503729855765965727135459479851919413004567001776574677669873140463049959901002409968512133506795561438999864371447470091462932900297192924550135501387757457739034475300860199911792840686745768950571456840752189748965853163613244766619496969310832045572971444509868481637497345726329193827209164454550077765166204118952046424197543050383285894633634175098117984981313857667533147451676977972520987198357807699361448483636763818067401174818646026605405765665241862360156897041663896101016012094468993886502061525993347655043389

Factorizations

Primary (ID: 217) 340324206333464148283190550609393998254447317949 (proven prime)
(ID: 131148) 2160731965121328336681084207704796953449680689880797497213498805740844779571817789538920041853030227058002258921802167456258021434669589021699535269350438736589534042880913554377693887998219564583878444678952185133396260227074195659594126479162576507764497521885935177252036697664963891077404343329892371573450260898707226682702677471389653956339399449047883698748307491717987049513971213760760679387708441732524068070585400907625796827714820160710543010459795255235757914959961357541637438367252562580698376934571475317735117505476912324892869406471654358659479119269130369599163467671484213683784543398618626250565452885797152804416839019364510580266920525107243990734523537916989542634729142757000515991109768815444868579972927365428975388661765457167111825502193207026561 (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.