Factor Info

ID 64379
Size 538 digits / 1785 bits
Status composite
Value 1327975176511907524029876144439305016239888762070257948926898048404293262725375234497275466835502547264301088508881382539221329107825687945632720344807179643113369156141592177336419738207160776457152397320166139659704441886272194143630654073293241857596725927381434147782002958921779314386442465165032901069684179394520654623030845218428507262551404066985287614382436150792361707806580493886124382276382776760009914525311974590424820980407356724871176641893800659940514890838918164685715685099511588623246954362513536582969250346895197493

Factorizations

Primary (ID: 63344) 3075877724153666279633 (proven prime)
(ID: 64380) 431738611091018733191228971158510268106780642377596539735501829251143678679629454276782306478247810080225397507779340594529539778014388720227802053625163289904573967606076940444896578563290837561227058090549714840535739830631192913859258835771514858869901650805127164522543279249072575261125585809875106337709858368617165808421484125871475954855079041850784363087079534047771120370545767677883931956837570114738724766583175728252462887889666755920681189252407780675813172407839097837566654314095102666422174883184421 (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.