Number Base Converter

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

Decimal (base 10)

Hexadecimal (base 16)

Octal (base 8)

Binary (base 2)

Features

Convert numbers between binary, octal, decimal, and hexadecimal.
Instant 4-way conversion as you type in any field.
Validates input for each base and reports errors clearly.

How to Use

Enter a value in any of the four fields (decimal, hex, octal, or binary).
The other three fields update instantly.