Factor Info

ID 129171
Size 594 digits / 1972 bits
Status composite
Value 305453807114735281376426135596325110328366605076658463930317801485720854585520839010228453792688105696703093725080726359235357168631844409694726786620252734698684430473359167462696244655193111100595461107316607182465375486741461753636646892685189209594118516678893511888771994314794370451690371741782147291148324488349227488390554147395379322401398425835501320167278478179467140758056999578521743389129793028122926273307463471695054109767268681335172710673819779787997213686782643759591501011572899583526901516222313108675446023631791151235078965167893610854826211349317430131435603795799289507

Factorizations

Primary (ID: 1148) 415596322649845773295720736044732151 (proven prime)
(ID: 129172) 734977165262577749813843543852217035506902223122100136498095409710915940243398620317549983184863012524046516635995177905589608105165489154519390664681293585544067753457230481609565861038431185862541578053826438671892257358276782883414068642083543405197818855149794027183156419447897752592344371802056685320051293260577756604412407964306361479017684509919865950493575420273535132890818897936237128217060267251155276178986733913041458246084454137385938533500426596568547774121798437834818797385873600966277200869024326434358946636073686529994396045171272971957 (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.