Factor Info

ID 205377
Size 500 digits / 1658 bits
Status composite
Value 12763263886625119268800224207933936325075878399551331610922652006123524113902277446257872662996017050425461748850773227368256292653142188096355383047030216499641881231794324492875418832116831601223932657037018820837041098616143463451500486702463624661066888285774354706058311733209080627264614379803035950035023109990254534938607198782349606500758364304057938130477293707845881611742917951132566733839915850877326394233622463804106431953956812560568814045264996598350037970703851897269487380981445313

Factorizations

Primary (ID: 205378) 19135672150850858293 (proven prime)
(ID: 205379) 666988009932936010780118807027289858673265477428467842038255020398719613648227281966864304548908213067098642347236356789174466121273207587496346745912368004469536183181501600169914651857133197727213518577407820334847453594212235219076553292863855189428358772226255439651765993495295878572196264609976700456168822053650538201043402984414034592379277005200110291880109146909952686577013150986749389472205134938634165624221438068983748747209597435372928222862890607803049933372882141 (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.