Factor Info

ID 128788
Size 526 digits / 1747 bits
Status composite
Value 6404071569247117857555499450827034093090086848504287289790765311524890568509905610382462258350961522075859944850706047797501524155340959643050011466608600487900476193297580408672034693485655620960058388833213136856694008035137480576923907248504765433505708741001873724263964872525642114490257017490112999115549872287787230175661088259747009723741713562323701985969922523114972106948147144653358087363806249461350888939304283923635849912100807035973619022809952090506382992724274250568009523429831798494643659735826151675937941

Factorizations

Primary (ID: 46386) 256387933970847391301874879736081124080091534693368604640592381252345482367997295106241 (proven prime)
(ID: 128789) 24978053647311239231626013136127634086881938245575417638947295662378509631990988611021081257123631874170032554927064339338168545804680119012939465596999193559487663354598218155386550500294270299230851198547091500869146612229306948611138089436410717979371692509199231076299387520510116659964177526222352308587325015353646443807578739960931263014382144442554155211568642768152046626077558866108291493890851138823877006912344574821126654143701 (proven prime)

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.