Number Base Converter

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

All processing happens in your browser. No data is uploaded.

Offline Ready

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

🔒All processing happens in your browser. No data is uploaded.

Source base

Decimal (10)

Enter a number

e.g. 255, FF, 11111111