Factor Info

ID 139851
Size 529 digits / 1755 bits
Status composite
Value 1855598488998026003025277379389261168585625269979832206119574600050306268074615804513119389127395952655011816007584434076405064064819663119267932869468879889880696971985220851045386864749254918072828161074952279717745991362837661012190774671085220375250428385144979226742184403147416568264504268299417711115038238539757937418709806359132400269001490661973655285517888536131382277837847322157826597215526981408606182257860030477967492205015272257666204995183930597815737867405997518967137065262612447346087738066883913639680051521

Factorizations

Primary (ID: 138977) 647823587903493917554606798052919697587339714784408009 (proven prime)
(ID: 174737) 2864357710411825795357390946882081799798483999780841210347789860099492801021793094485383721233400139779118899371798716863697803961879474530939026049658609266660847367903536109835928919310449873871438264582275045453114851734007266001853267247463673735360474362192356236224698459960001416892145735226016735682999559508959240456774675396363762538331761588159099259560341814026333487426853532944301498789618955204580705691049807931593472967670953669182799419058613146387482122169 (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.