Number Base Converter

Convert numbers between binary, decimal, hexadecimal, and octal bases

Number Input

Number Base Information

Binary (Base 2)

  • • Uses digits: 0, 1
  • • Common in computer science
  • • Each position represents a power of 2
  • • Example: 1101₂ = 13₁₀

Octal (Base 8)

  • • Uses digits: 0-7
  • • Each position represents a power of 8
  • • Often used in Unix permissions
  • • Example: 755₈ = 493₁₀

Decimal (Base 10)

  • • Uses digits: 0-9
  • • Standard human counting system
  • • Each position represents a power of 10
  • • Example: 123₁₀ = 123

Hexadecimal (Base 16)

  • • Uses digits: 0-9, A-F
  • • Common in programming and colors
  • • Each position represents a power of 16
  • • Example: FF₁₆ = 255₁₀

Features

• Real-time conversion
• Signed/unsigned number support
• Multiple bit width options
• Binary visualization
• Float number support (decimal)
• Copy to clipboard

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