Factor Info

ID 15620
Size 391 digits / 1297 bits
Status composite
Value 1630178562007203794465343289178682597305674609571075203908142013394393727593128122795437105892689500396939864601020508854927228410351994421782404306685205221793792350157344758779695832138006616868979143984213062720625728682721325381172370284706079029133784246183648359185922489206601132877439557321555470031511973065432459705444530907865418546797588013832668711745892421124732708491616917723

Factorizations

Primary (ID: 3523) 4373689270176379261201 (proven prime)
(ID: 15621) 372723909108765522052002233813471017295852142394881863701945085703578268720964340586626714860279532727096104995651370793808018810622371250103764169462628629535641096721170878799563721416282426923404430180634144114594380264721962360232842000668529462020813900110767405979820309016769542308689484639467747750695881939344376541717571691855310493099661083164073857819790123 (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.