🔢Number Base Converter

Convert between binary, octal, decimal and hexadecimal

Base Reference
Dec: 0-9
Bin: 0-1
Oct: 0-7
Hex: 0-9, A-F

How to Use

The Number Base Converter supports conversion between binary, octal, decimal, and hexadecimal. Enter a number in any base to get results in all other bases. Supports custom bases from 2 to 36.

FAQ

Why do computers use binary?

Computer circuits have only two states (on and off), represented by 0 and 1, making binary the fundamental number system.

What is hexadecimal used for?

Hexadecimal is commonly used for color values, memory addresses, and binary data shorthand. Every 4 binary digits correspond to 1 hex digit.