How do I convert binary to decimal?

Select Binary as the input base and enter your binary number.

What is hexadecimal used for?

Hexadecimal is commonly used for memory addresses, color codes, and MAC addresses.

Yes, negative numbers are supported.

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

Input base

Input number

Binary (base 2)

Decimal (base 10)

Octal (base 8)

Hexadecimal (base 16)

All conversions (text)

More options

Load file

Unix (LF) Dos (CRLF)

Load file

Unix (LF) Dos (CRLF)

Send output to:

A number base converter translates values between different numeral systems. This tool shows all four representations at once.

How do I convert binary to decimal?: Select Binary as the input base and enter your binary number.
What is hexadecimal used for?: Hexadecimal is commonly used for memory addresses, color codes, and MAC addresses.
Does it support negative numbers?: Yes, negative numbers are supported.

Last updated: 2026-05-24