Factor Info

ID 28065
Size 753 digits / 2502 bits
Status composite
Value 855126128553142798733032665562153481954449181419435894949909129880387014341015940544830860400976201440250222244381077655269240684170807021191638015820796305322512864437886218030763425496703663932377900460233852839851852357083881212714490409625367064748749407699233967852836008576164804489967019742260392688529562569366158943941874301485941517639605127163585187069276751928642599532440189360803343925909044620623173148559241820533169405006320730134071541366367593134633437512767618671154560905167396759021441456456192383025219023828020303481779019479455040229781246775813808590330819210843099530812211654415313641489795663345294865501348213867844641680180159371795356329915655525017648359723964037226109375938440695268344506358791178435283859947723720709

Factorizations

Primary (ID: 20028) 25630835501493582366342771676602359 (proven prime)
(ID: 40599) 33363178055717775735553313420931867782216555629235553048919728078035321391864556616074131426295249001875044166924020875131384098581868845789478675497368620915439363183827910984884405010916093451099420889781965223899357468768889237984965761618189229289440581075303831611057244097505226411479751277892949367204637441381862649186382296347393187852335081005136465538947266159342842281995176475517756088791524061240442038321190815223228129290081106205853176505049078834767144599207644831583885188232994232573463583644572490243407846075178627917652638148307957137541492994246388010498681628719282164254174777736936012227455862095178633559325719784201049332938464598897822484077237569428090456945437300975624002836453987815651 (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.