Factor Info

ID 86471
Size 456 digits / 1513 bits
Status composite
Value 256715641731109697337065770057997170527610916874273937822684279239753175907579903317524616837287294189150807705979156592835910467560674018008915303734920714989481510162134503238969795567945357367296102275665803222418706115780879216812747001634647793561692938593288521933568783920543281789339386035378159665153058554031362272362336673657852971530616150201090057562775269956534836550253482954127510305761346655380100278027139834295804882293788692378684104309

Factorizations

Primary (ID: 13886) 79700481573792089991933884278502015980406487362166583968208410611454698961420697 (proven prime)
(ID: 86472) 3221004900621899176931754525107248810641850824610911836200628830419259469343254032643386111366793144014510613022356291137964879276358237016242683719198313285926219442335452904416915758505258607119091420617167609712209663825931800003746297610319755387414417443107839320578391747516590563389560923931990237439788730833611216969256905694089362072395603221289924437103290826491197 (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.