Factor Info

ID 91864
Size 530 digits / 1759 bits
Status composite
Value 19154390764280260769765162963017020352653502838933541963627722654525687828771087029906758951946496534941985927777800529929103105703834993160928245341048348044623777215207112848789933627091777157596856357860306891060377884541220286404840703779012925384427592634634428481172550067104612544579523833434021765574519543544388805369163825908526101872277782716450308299981554422819200605241606765215383085437669590415637495687053849786517460306477360416041260528975638538440177005180952854344895644033132863595513223257391093755531917421

Factorizations

Primary (ID: 63366) 512718953215732865581052501 (proven prime)
(ID: 91866) 37358460505790612018109613809902286537779828860158221196126730068499394377354757960081985648556928339519800695476515667461983812048986477508875814444922574168034907625362860996217901913136169162093069732487271083643484415537154798804820022094957492119131055631971253176404649507839541263609858892404084985243856889928087662408876641911673774406330294240457953330792032449495100988671799811177642482723933564468394800853078562233631420905669197086819348513070619217627528946307145868014137786811772564921 (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.