Number Base Converter
Convert between decimal, binary, hexadecimal, and octal number systems.
Decimal (Base 10)
255
Binary (Base 2)
11111111
Hexadecimal (Base 16)
FF
Octal (Base 8)
377
Number Systems
Binary (Base 2): Uses digits 0-1. Used in computing at the hardware level.
Octal (Base 8): Uses digits 0-7. Compact representation of binary (3 bits per digit).
Decimal (Base 10): Uses digits 0-9. Standard human number system.
Hexadecimal (Base 16): Uses 0-9 and A-F. Common in programming for colors and memory addresses.
Related Tools
Results are for informational purposes only. Verify important calculations independently.