Factor Info

ID 187937
Size 771 digits / 2561 bits
Status composite
Value 440836816746980313748865940546688642259043429248500876179628008109867930022914938072681060187072332065915892165234730821160429849245180958429777886480385737472732367335316905037299199703017354292778938003282943449655854669838040747331240419219587537098374360011784399209276063572879165615007956966079519507482214175313374664574231772248421309960057077195386307267280059673632823781470932510096330378713378638866625195629787678294777936871152169086649930837674436384626486084343083129154098592955473861624121174340266011910006810392816912748466858265507282726248513811122163282123881187033626757080339948408227959153341257633841871648388943490811299028325632289763457824742081024692813246569708544829210051788289016518360088813103875262484921297341975998659039126052630169

Factorizations

Primary (ID: 186430) 407680343431801492904414933361316885860318488012588826699562121626840969 (proven prime)
(ID: 187938) 1081329585419968566997627947405817521431186368005800672172090958259802852233664736421501809430345741428511536297763409784861843621019604320822977499668018348203184687673108383395115326316837876992227865555405665590024876646861418685665615899656753328435877220465416185116051329313633317756111415320366930932977724675427642377296225837948212062978113918439590812297896426561696718320013437853340109534523393392523955357136782214774916674026539018285007148916846012887796235403147571435231214838064981527887656065859438216584267774710647776038968236758348573208705440782467137384688318047570512649963660691606112335979296711219788886877554574091965293585619007153051225367459861225148680472938028806801 (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.