Factor Info

ID 166090
Size 771 digits / 2561 bits
Status composite
Value 739609265618705870836636899485545112422710359530115024458269884420299816436161075679147873341951921511051665586882886097033779605130667926770648352799689192598677031464996198568151177164918648991021159362678809707049569120298631750882455422248317491853307960847056724194873547267439629475193594877887796473388242256615726364338550091914044075105311587003799918531833461170852570464420191958656164104356459747193181668257222641281097944832635879267993539525430574792096089215528112752926576609913403071813864063333671428990129154464012695923963939142851662933868968601044593805351504335360785594527624811980198722250407838277833754921348917163395853020584504594376624061635337465940261696933546188563064982475047627495248012447478773831552498733183824566057335504745744629

Factorizations

Primary (ID: 21915) 307479947521887643441 (proven prime)
(ID: 166091) 2405390242776913271283407501222865873477617592657062333783712267181034932103222298383886967028199108942190515035138365965970907630547605583853809530795488323410416459599239752033343363692813088903591937222179848853291613729778304292085804307370461903034770494807494240837477609460460631597779182611113030702412790272941065311085052087757107185611092194919557565212788757569307653291731475263681367775269606849054418730512070274443304577833927898334253142066078777971431255243961625021754249821934492763580701941108606161950276131534559829419258884931483677848674688436980080694338998253873729094368714995717333558601563763191090855404794031885477779095270536364361708472905745931063397624634673047708436014095496740941008940617125685324672137309099269 (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.