Factor Info

ID 128708
Size 787 digits / 2612 bits
Status composite
Value 1658428830670485830742736339747966815163414946611354409646199677795689897214161331654726510196297306299297884130905843812024730866364202296442383518785956438244912452287603001639518380850353910395344567197945755563424521442798287436238777248489240951132262221584736475777903716054321832976526933175870033596568592980383349655575540373999779177054799379331716861939388088127530999973440724876214748937492520455709179511498898312837246541247063786087591629634205629213401000657522438240988942119645218750266776895904076602141577491677747615955648907231107059371484694748712102908457412154050387305594793606035800300766164792603647365766368114545022472273960925092366560724630182664771294245941390176007500787301554493741097749528868383399801015722064514503043982271204896538674203049889063

Factorizations

Primary (ID: 94) 1558583251423132840655438799726119705876273 (proven prime)
(ID: 128709) 1064061755543814937022359174013200640504825895618436739264825122609207865201202843213670771373507356549904158439895593245138266677671049123670914381326632511136608026928043950235733101138437308936584632820749708678309589201902542398852831175007250585702072601988129099269288160448586131801317566928959982423934960387974983384836218668309640926969050953849651077836045389089258552770150479270229989509649737740936675299270022395006834720445806461882625144445339570053134493997967465433360566044838841614558039094240325226085044873232209912321847426606024945379387780620112183219969468316068213376334587264669195302674130852908699874205900252887240779033924049634824336289875178419398682555449120626832067394125852319507048097802619260157902390231 (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.