Factor Info

ID 151998
Size 1279 digits / 4248 bits
Status composite
Value 4388017011375647021741797980222867792047121517638663008048991250652815409636317202468047444244407477528017107960333493142401284858422681958772874420406544373292869681675051261602072673879259231218632171354546420192159849350243588042078730925364687886225011211776485073129091304015800677530984440965719448034572224587952381033368968882719260954480377851873328597301142421996275884667488479912971126269125047808740158811579006201347972275957683559203999593485076250730972431958756630019775361411121126836395080437331479391723110112806213251315984724233075295701643610907130276370655872542115594291931304127514830224167360560901276329612272851651729005111171635527001122297150532340265307922022650700156148314763617832874160572464207517110785501029763536872748892165916931584446692425621966097553602861485843227254324175033562783751328977467508965356441985159566063542369754864352357266426513250889929192273304473920721596226931579487411985708520616775282078580812069077187307623034126208689642317665573936417928411194831279638304878596359584884605417890047513185233037270231329280792229734047345112289467051923899012426464825829616876867495460097422377522885897893072795165906617616082243996131605040167448235644784683494350675707974016643220367067438297917015245932324193986914543

Factorizations

Primary (ID: 149714) 738569383821224315892624922704532821414948815966147289673383710619438150784168170004143444092608003179888144034801785870969364535978680816100987777 (proven prime)
(ID: 186242) 5941238707557631492792328479759431224497310865780776671690200996577061877689902910431116559309680541345084263468561270865329071091106680023475146225670202324942412905368136247561217479178114976562203352807922572258837845340639809634751155915208346722391519771174067384716996754034103185445917326556293549874507366732350027725995701535453396144762529871331725142756688344206260765118995362207892877303544255763587597498481226205054844558223000753483617355827534329252965518848633235546535808572138070447528372276812924728021125674518082007159400965918489469228615551910013303140436028048165304735973530612208050377985270563720163368863472521412948301841680194578123592505678260291466137053906240328532473977197696889287497090412283473957510645608918236328097633522445979789702725109638328772358876421616108443810416240502208485801755141214058266525885600883399918033373050740792974868147412655751642480373327424086712582020409780307839218178284709579448651812551314147671154380910919105170612101161690021237115254474819891241023372977638793774495280846368682426037494436012542014823245221878437746857663780796001699806293231098754159 (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.