Factor Info

ID 21764
Size 562 digits / 1865 bits
Status composite
Value 1639819321108437869230137059106250669992705803067020457587820098237653191158585338826893495414602433227174718905499229272701653848148155778324564048743643654267159326389515527323561751904659695555896659505085773030733060264720024023639232865510783561206160859258108801694575795264508236862326289527388255289329508860032876166408214998399190515146964378326167630000360080666618946150533362076643651374297482063178608494691486444441600886972466187031778339374625131622542207022567598424214750877639360298414768315031728353873228204475832437308401327274017989194551

Factorizations

Primary (ID: 7369) 1475034311407732073353 (proven prime)
(ID: 21765) 1111716051908948156261220864428065808069455549511847245535349905347729163295933273138579021735495037581353505802355068023819078560070898911902576533838428409400201909959308931247648856558703669480076738221748969899069643058547382708059639261884293172473081175981375112047420201547691936523684510235685427889740212732895626691822350931059918239474182610163498485455542405258500679411837973260471358597642900188841035238803537168971860748829299269498286932220358559962087303264191234932371396164745926512303047934801182096946758728144884658367 (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.