Tools
Number Base Converter
Convert a number between any two bases from 2 (binary) to 36. Common bases — binary, octal, decimal, hexadecimal — are labeled for convenience.
How it works
- Enter your number — integers only. A leading
-is accepted for negatives. - Pick the source base.If the input contains a digit that isn't valid for that base, an inline error appears.
- Pick the destination base — anywhere from 2 to 36.
- Done. The result updates as you type; click Swap to flip from/to with the current result as the new input.