Radix (Mathematics)
In mathematics, the radix, or the base, of a number indicates the number system used in representing it.
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Perhaps the most common radix in the world is 10 which maps to the decimal number system we use in our everyday lives. For example, the integer 100 is a number with the radix 10 (also known as base 10). In computing, other common radices are 2 (for binary numbers), 8 (for octal numbers), and 16 (for hexadecimal numbers).