Factor Info

ID 99666
Size 553 digits / 1837 bits
Status composite
Value 6447002140902682347352719497475716180954817546799959178515306718283222596738384378206311725322219233915466134242009871911624422547551846501850627745538104367798129766812003404314048725918089705534537947413979178375935920969017886361639615069307348962686810646599188122673967073435917819827667576327732681863722717123296142079720733046064800285028012470000253246323089473131649772040230847209185979129369022870232430854790797542218844357723727755167481150242734500421237013059104697777329187310239030786248659349139594144812660536109919994629604917579501

Factorizations

Primary (ID: 98107) 38210640834394202642216462501 (proven prime)
(ID: 99669) 168722690855778580078642085529478593128393264412968590490982931226551319925446151812150037308982322155675130681421273984925801883160480260689597932057702080974035222248047328248644758374677866095500582790406052114395244323814805926024527201356913443477218580397151336973945076565593394355625908340529356968097221873149476717075802356732130801528521740600028407193452650141381388132948774899441371298913927491564207200095010765156258718256123020502696037168659876102635196878512947381313282556876576659970363996515080338617001 (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.