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# hexadecimal

[ hek-s*uh*-**des**-*uh*-m*uh*l ]

hexadecimal

/ ˌhɛksəˈdɛsɪməl /

## adjective

- relating to or using a number system whose base is 16 rather than 10

## noun

- a number system having a base 16; the symbols for the numbers 0–9 are the same as those used in the decimal system, and the numbers 10–15 are usually represented by the letters A–F. The system is used as a convenient way of representing the internal binary code of a computer

hexadecimal

/ hĕk′sə-dĕs**′**ə-məl /

- Of, relating to, or based on the number 16.
- ◆ The
**hexadecimal number system**is a way of representing numbers where each successive digit or number represents a multiple of a power of 16. It uses the digits 0–9 plus the letters A, B, C, D, E, and F to represent the decimal values 10–15. For example, 4B7E represents (4 × 16^{3}) + (11 × 16^{2}) + (7 × 16^{1}) + (15 × 16^{0}), or 19,327 in the decimal system.

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## Word History and Origins

Origin of hexadecimal^{1}

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## Example Sentences

A MAC address is composed of six numbers, from 0 to 255, encoded in hexadecimal from 00 to FF.

From Washington Post

What’s shown, though, is what appears to be voter database information rendered into hexadecimal digits.

From Washington Post

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