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Number Base Converter
Convert between binary, octal, decimal, and hex
Binary (Base 2)
11111111
Octal (Base 8)
377
Decimal (Base 10)
255
Hexadecimal (Base 16)
FF
Custom Base
73
Common number bases
- Binary (2) — used in computing at the hardware level
- Octal (8) — file permissions in Unix/Linux
- Decimal (10) — everyday numbers
- Hexadecimal (16) — colors, memory addresses, byte values
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Read the complete guide with examples and tips
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