Factor Info

ID 80308
Size 537 digits / 1782 bits
Status composite
Value 213117068616254158298770619122669984764747137274715817652821123500765236895872473763651047621881757652412080243882957429941318110097995308166239693453596515299259864746470619362851868230535819536607890689248585315909101887964474651198205090687240499954144859469803420582850645381293617614730761461556772603141847530522387721100238902022038475128341810933774932255383580191306991227169796491287759396492072458005383150260485528131826223478342696889852832310489163464806558206040294712317328007030862835269279876821666690414781900790343901

Factorizations

Primary (ID: 54857) 185129510660424877123166434146327362331151 (proven prime)
(ID: 80309) 1151178263562558962310263300777414180638462405098769789159454299937263605073531548553692802614123876095136714153241737820141556176250309615334824377905243644109869095265662512204779911295296966244970433345959441645990852558769915300269429616727900878055424054027993399880060290354826235318204135601427494415299336378110450283220101303377552032190033535628127269247264923521492401189694792741135681219715982177390562566249916713898640886890227961009276983088146576723755811498260004158068523975251 (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.