Factor Info

ID 121716
Size 429 digits / 1424 bits
Status composite
Value 257815149972274767879397521344314357173567501903900352123128528488878468927747821778469986855518530929677496089622435562378300130811451336342886225016556704289651079191684147683356361436826459173737453928890628162879098049770715656251245719069745095692833519391501856931308109253508923838412767817836484564844374136322012818423295150548520311826071285638664949909714221976322583818396519835750014908027408444959091229195106004129

Factorizations

Primary (ID: 9941) 363689341075995034524530797115725209127108782655596297216168574308731687783650193295184946059220588344447926390166875361 (proven prime)
(ID: 49254) 708888385921661560373423040720002970783159149603543385332613348524676607394804129342292464505550469584099492737185214944311982774061994322385252881152570270855671511987628109257224267167427957050656627006733103230831856650949893965975079878394487246230452864884188956537145575672772397849193452891930563377089 (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.