Factor Info

ID 139802
Size 618 digits / 2053 bits
Status composite
Value 687321973961251570421753669427566006196650746151658203505557656933202421104986769610481018557532071313772611857191185470024935346352518895966612811772660382104860067099739565406485300010630571969452462151012690057602426346060343752785799076049455524412562506152673457720655368801098187015827065984488673336173982674865132439921484337707448453560726474048334591040839158097534158977073652201778662473627217826578683412216762563660168191598655540825598332373362105059290524836707376602170708215187099235364541189679081222499843519536355131737401140311091645361122206858872304711671680917325762568088695290866086813718523

Factorizations

Primary (ID: 139803) 8703394700989456802713 (proven prime)
(ID: 139804) 78971711335016493440132534610796374686038696303652503070043558964609258105027111359722880521477265410849540202543438950333959898665674685654382290898986110832700830105041742850555735589966816885530892072916025866957896156220719245360959424948218705306927530290568182351853158541816517637028573360261669769073635625890996749310313146235019034585460421140352161138032707549278047185720121108830751262011867894835865696075065143041514369320927698789952218819814671125485846814884145080078023721564261417587989860607512587091387636059411135866739093345133519455170973560543433871578054170976319624371 (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.