Factor Info

ID 128915
Size 850 digits / 2821 bits
Status composite
Value 1207241660826711857204253662887242874635415873652882725831080741455544879420069539875600940518440803506474129681566519078159809715840989880793863777195597881880067210705086463240205128178118785227295012961529537159912464174558674627657592091393863905651551757703809280824754646396545176125080877754217093074528875496144877533939831285658029354095491573767122755556792518830180020758116150692767654372309245832205589272708413100256015392797763215170911929991036133428482690431341716326656687713513036797303136002085920591660369708242806297699116327018273828690656718352700188086550686572588005813180130376011827668175292557475009493176539277347324119369384436276402920377680295706090479638675297138536382805987377012011870548259632837977216009029278269173639695172703454920905805374374895238918085945440887303049779574589057085151651151156734956663089

Factorizations

Primary (ID: 115455) 214907281860030433637984466820356557441 (proven prime)
(ID: 128917) 5617500023163435194741571856957906854376850986643294432733983659436468460770755623980797090970266391131814038803691066878511301778598445712523155551920579031470327162126872048460115876344798506444062810261427185661986382598937489972264379389747346506097924284257929515844820922997316357143961311077041883327027956855962103978776831723284963329340296027983336051980207068315806206805140043366252781395709745253341027941089798465185873889158878947513922063456351212614355028508104046311280786298136115681065610409540971674050097004963769125224845027066706084455735827895068876380815267705110983122928316369617142580191913689029663330182304651498709678890397944142671778158431748109180127323311157004285213861505388298412862017979280403611121868193272003231376188849486246924911721846808498368720408486011111665329 (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.