Factor Info

ID 139891
Size 663 digits / 2201 bits
Status composite
Value 306165138761878579244860393691005451456171482332514821739983502685090267664465608513771155031518139689165712211587829102025648429275398812419926642756941957460489977489303363723690563037228773520230869348171106807966062164154014404502349190202848204707058503827281459066149552139950582498993738962145709198343211769326810676728717978551291261389912391807701734970556044932334005374620403525180322612675292371350183466538181398330189842708542942109026141037507286459562762336374612612391812015286771694442191173725765431286637153226448963311766637086410636706487822588255344033793648248303095230026262929967651181414615532282543502019870237907988164670258864844089

Factorizations

Primary (ID: 138887) 74687239330098193808085366703473619466716619782181773280075837874598560720293680459 (proven prime)
(ID: 174777) 4099296499750221169556233281608159393635244910329937337507740651123849256114927115679574342936405409482303268617530253729710933690275227804090180892455184312857772761653647829420847931388458173667111851800830392616440902126651915205485205550252250585448642590675993722356913798951281530091675374945735747759618151561731903256232008929848229495366123635834187282131826765900204106993397918077872814565661391522433567654052527865121125533979152453044090610996955627357261924431839500664368233442501022153800146628663034991423087785528899632960846089553247600710930085311760052578571 (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.