▁represent able ▁in ▁a ▁quad word ▁on ▁a ▁ 1 6 - bit ▁processor , ▁such ▁as ▁the ▁original ▁x 8 6 ▁process ors . ▁ ▁The ▁range ▁of ▁a ▁long ▁variable ▁in ▁the ▁Java ▁and ▁C # ▁programming ▁languages . ▁ ▁The ▁range ▁of ▁a ▁Int 6 4 ▁or ▁Q Word ▁variable ▁in ▁the ▁Pascal ▁programming ▁language . ▁ ▁The ▁total ▁number ▁of ▁IP v 6 ▁addresses ▁generally ▁given ▁to ▁a ▁single ▁L AN ▁or ▁sub net . ▁ ▁One ▁more ▁than ▁the ▁number ▁of ▁gra ins ▁of ▁rice ▁on ▁a ▁ch ess board , ▁according ▁to ▁the ▁old ▁story , ▁where ▁the ▁first ▁square ▁contains ▁one ▁gra in ▁of ▁rice ▁and ▁each ▁succeed ing ▁square ▁twice ▁as ▁many ▁as ▁the ▁previous ▁square . ▁For ▁this ▁reason ▁the ▁number ▁ 2 6 4 ▁– ▁ 1 ▁is ▁known ▁as ▁the ▁" ch ess ▁number ". ▁▁ 2 6 4 ▁– ▁ 1 ▁is ▁also ▁the ▁numbers ▁of ▁moves ▁required ▁to ▁complete ▁the ▁legend ary ▁ 6 4 - disk ▁version ▁of ▁the ▁Tower ▁of ▁H ano i . ▁▁ 2 6 8 ▁= ▁ 2 9 5 , 1 4 7 , 9 0 5 , 1 7 9 , 3 5 2 , 8 2 5 , 8 5 6 ▁ ▁The ▁first ▁power ▁of ▁ 2 ▁to ▁contain ▁all ▁decimal ▁digits . ▁▁▁ 2 7 0 ▁= ▁ 1 , 1 8 0 , 5 9 1 , 6 2 0 , 7 1 7 , 4 1 1 ,