+**Octal** is a [number system](/wiki/number_system) that uses a base of 8, employing digits from 0 to 7. It provides a compact and human-readable way to represent [binary](/wiki/binary) numbers, making it historically useful in computing systems.
+## See also
+- [Binary](/wiki/binary)
+- [Hexadecimal](/wiki/hexadecimal)
+- [Decimal](/wiki/decimal)
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