Factor Info

ID 28361
Size 643 digits / 2135 bits
Status composite
Value 3255420143379769419236126213561198544644307350828720084661417403358568678543073478469784979672645453550550159943695806466337301533512370228028241210823063631117432785288075237047570328493646464030623840086608625743286750438977877756040917919651510742493279760672412821774649619577082348600160565902539044363792289661507567487248766984432709291116252385918427762744096472554837893826736110929592715697777974677391201947554779749996223200194834637321074262124956421110389188359403167278501267044697830405077185329450861105707125565435962709083355674742986638726110371287753998488965939768463429939517730034352591612171159147574588010426695067857

Factorizations

Primary (ID: 2157) 5538396997364024056286510640780600481 (proven prime)
(ID: 41120) 587791042232828825108085002837584417665391017772201106403057192199717348992389875235104070777342133380012878104977910701190112348595859367572117932925008526280747040074238791392586466813865197156493712768848517296465054860030780276174148368897403255406975301152641005663507402548962982849980728512469255536722632617025055041081871988363082672953409815078780388001764620112241005902330774809613597198446125449316737512396425764347387755136489369779372987363026127191857755695622133644363976177646101697178081965585153396721679379831350229753037784846564323050492420820003236507612810643536595262002868725297 (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.