binary number system
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Related to binary number system: decimal number system, octal number system, hexadecimal number system
binary number system[′bīn·ə·rē ′nəm·bər ‚sis·təm]
A representation for numbers using only the digits 0 and 1 in which successive digits are interpreted as coefficients of successive powers of the base 2. Also known as binary notation; binary system; dyadic number system.