Online Base Converter Tool

Powerful online base converter tool supporting conversion between binary, octal, decimal, hexadecimal and other number systems

Common Examples

Number 255 in Different Bases
Decimal:255
Binary:11111111
Octal:377
Hexadecimal:FF
Number 1024 in Different Bases
Decimal:1024
Binary:10000000000
Octal:2000
Hexadecimal:400

Common Bases

  • Binary - Uses 0 and 1 to represent values, commonly used in computer systems
  • Octal - Uses 0-7 to represent values, commonly used for file permissions
  • Decimal - Uses 0-9 to represent values, the everyday number system
  • Hexadecimal - Uses 0-9 and A-F to represent values, commonly used for color codes

Usage Notes

  • Spaces in input values will be automatically ignored
  • Hexadecimal can use uppercase or lowercase letters A-F
  • Click any base result to quickly copy to clipboard
  • Use the swap button for quick reverse conversion