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Base Converter

Convert between bases 2–36 including binary, octal, decimal and hex.

Converters
Input Number
From
Tips: Supports 0x(hex), 0b(bin), 0o(oct) prefixes. Invalid chars are auto-filtered.
Result
To
Result will be shown here
Quick Convert

What is Number Base Converter?

Number base converter transforms numbers between different numeral systems (binary, octal, decimal, hexadecimal, and more).

Common Bases

  • Binary (2): 0b prefix, e.g., 0b11111111 = 255
  • Octal (8): 0o prefix, e.g., 0o377 = 255
  • Decimal (10): Standard numbers, e.g., 255
  • Hexadecimal (16): 0x prefix, e.g., 0xFF = 255

Use Cases

  • Programming and debugging
  • Color code conversion
  • Network addressing
  • Bitwise operations