Factor Info

ID 200345
Size 561 digits / 1864 bits
Status composite
Value 667350428513355737227794334420989125874172410483524142046020503062222624209281060622704435700850892287601887262758265088818014886569731898559373187818218943844401792508206791898983774231316204037362526761855530115120162767621298242203966897241778862721363293494619119496238539530440305834650066943600108927118995879225997751344647424795946062705934591006936410809802233507285627761282096232342607561418572190912270658783890074885325518028704287981740036749706782204662640466919361829689625113751315183932098814143988134746434987207398649886059452200665525394043

Factorizations

Primary (ID: 215609) 50485375686073837765677311717483 (proven prime)
(ID: 215610) 13218687975366326341860546089948696092951983796583387155188750458966682588959625763226766987150090464422554571841468587614500164915071317069008956138225760793890487234019680846931559418041881507762994029251524142960185844873123432166393162178470366656024236412245218847792931978815263388601407889790143824411252402719365382022709470792154308176552872273790658829488033123302146615278905624943847004694181517706539768797265517204037839991714693807733528761324915318613119549165308556667161392408343270662068454328171407310840054321 (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.