Factor Info

ID 21055
Size 420 digits / 1394 bits
Status composite
Value 388379973545831104058556280270418806916092323531139407031417642955814865630136846269601896930157106143406382507031285297353851700743105387028236200485260657393877892227428215282668131278852939263867281374152148090262251263697189147606326844964180349004113099953379182550278718104445192548158149827521251408757116571020735372416468541099923544815180344847236548699650693653454234402738593033221282387579930457681816590129

Factorizations

Primary (ID: 7119) 20324346366468227562461 (proven prime)
(ID: 21056) 19109100314615436159577854656642851124467827485935521044537477066971724827566638602461885154790865271151310095956423612743376500085037509209245963326270769202940788453509459447684357735701952418220327574128601605951742952479844316139335272022469227414277179219117934072620512061939143181138538552049289756321957441496783462898609489722517996663434874272911291838157676858496766934025500549032185189 (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.