Factor Info

ID 191821
Size 602 digits / 1998 bits
Status composite
Value 21550266599770259643858916916226566796156913539156782384380678225485751368041486218613225329260470706725110862256798178417146926054313625821123185560071159997144246505077438066388988228817126527015929530976649721334395701241121443635760502392381494322737421997030994468106745924831513885743689443802399509313492608941444544398086573120632588063980877986992063164545115294122802887653419392191742963396481639055670653162204097527883714922118061038955797215511937371115465974834804596845781422910209664070286150429113354004467621375475568758689136611668566734980218301429351840459655260656491762459562877

Factorizations

Primary (ID: 3097) 1269639828454588763972435091645259869185718465075550865591017 (proven prime)
(ID: 191822) 16973527544422846143723567819272740073542974466732918612284347320185928532504550350534075744367420437296112575059915035036522560891119008354924304100509163997228232019944645233244614203646903726390127425951120737016315952081856579396334175257193072287339567495849590707966329775985630859763202380042114089017304307274900464743510968354376183286068362740757302911912382049076701675784996283045122150082498747664347093111190508631955335222804411591714033349685467917608557038786201262922701028885792375738907245205918641224549914490321833246581 (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.