Number Base Converter
Convert numbers between binary, octal, decimal and hex.
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Convert a number between the four bases developers use most: binary, octal, decimal and hexadecimal. Enter a value in any base and see all the others update live. It is a quick helper for programming, networking and digital electronics, and runs entirely in your browser.
How to use Number Base Converter
- 1
Enter a number in any base.
- 2
See it converted to the other bases.
- 3
Copy the value you need.
Frequently asked questions
Binary (base 2), octal (base 8), decimal (base 10) and hexadecimal (base 16).