Factor Info

ID 141667
Size 771 digits / 2560 bits
Status composite
Value 251419417074105619780485534274029112113316125672703251518965794796241351594864474966724070990270237164244367885160150558459532320508065520265912615622063945080796347650775583722156828038469234725206745051171290414187888779417256900353196879676086845624957487123120661560488854929696750864762879912806425766580719023974516566054015790285164181147776158556364739217434573379155032668297474121239611193064625204933458303559362619055709172024985218941329496860887612319806931073607520268507988267580274269013279774557194314082134069516418886673553687388042713349547216710546016126177942367365250112072237675854675768738667376898868689291558200304749492195226995185517912938950275252025398508329865976489588862550709603558976445265625800431906078104702060167493847141505493679

Factorizations

Primary (ID: 28922) 39159649032034896871908543281720984319506734945651 (proven prime)
(ID: 176910) 6420369520381292087565083284000956351164686806406835115549691856447401173402522915639240614896547878139412801419268226814459968267876625710558404599162733592036364865826860693893376452402553486035138725496369049240223684842285719381275363068258765732701723180271550334635790541247295310137797890482776481010443014771573213662223856770027106953432963767824694988688357044359695564018454245920527631078327682466587480591342098819878883514960811791927691273079903430328247010553070283416781311162303532744497752565510934035146033820281893204169301220873251741437154967065425559624808422902271052748177449532780430256761609337153432913671433124085328758289217793871503977058596621952060407405847464368105457601028898401199829 (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.