Factor Info

ID 190266
Size 684 digits / 2272 bits
Status composite
Value 649082480306166134175921694555475938117121943296321841710870919863624415033915290597831723642729465538764784756070287738695962588231037240840164390048869818520291847980436491527948363419528113125234240517884588749382455742606503390384398476191974357880421230383696265790021153202143919598370452449474053882570751053030319665184522024347408388119836892388548540675691688650554359680566963390592830352621590815830678884631908758137913402458995903624640620574423553942442077349577307466411668468268891916357098059289047743420223978043310412112590131817609571322686116484770811136898769169900442474695453238360394429751185899537950907028109004834156579301242426713657197794017842038054381

Factorizations

Primary (ID: 188760) 81382530347065881922481062710103556578538876467 (proven prime)
(ID: 190267) 7975697948172334920604798307743671827850833281356355605400756909502608054609929678813001291597625947630052657464607781699637869899552163691124227877525463195909343203706774580375946672906658201241653420998179107936960652601378993707155033515848301406320233226455049549712292319669217243352535055772138921376694389428192421081669019096788018167975213196510241879461481098578105445077620538892386712306678436984492258458556862067311893076417271181942517276880309957340110420644017114887061806071417906488087339397708697088737646846484601158017137902859015128194429909656183301011285322820693175508675620837883581758581794288358478955438943 (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.