Factor Info

ID 31979
Size 281 digits / 931 bits
Status composite
Value 17683970337136831060578595524782728070514931599435735573340280610707850392402875213015198206917677330023041651204323565164275295518561384527765888191682066788472724185006459062475480355937736646744620980601343532778636428455603334907942878677020095875253421548610209496425488446911

Factorizations

Primary (ID: 31980) 1277969294693111717104307737395968597974249 (proven prime)
(ID: 31981) 13837554947971902985381572189098419369566413933427556601932419132352725660328718834844285176501331940301610490369945459115804530038059660143712073643440625395596678188837556426241650681570073485010600486341849133887833050435338757800948839 (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.