Number base converter
Convert whole numbers between binary, decimal, octal and hex.
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Number base converter — workspace
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How to use: Number base converter
Start with the example, or replace it with your own values.
Review Whole number, Input base, then select “Get result”.
Read the result, then copy or download it. Edit any input to try again.
What you can do
- Convert whole numbers between binary, decimal, octal and hex.
- Input base: Decimal (10), Binary (2), Octal (8), and Hex (16).
What you get
- A result you can review, copy or download. Numeric tools show labeled calculations; text tools show the transformed output.
What you need
- Whole number
- Enter or paste your value, or start with the example.
- Input base
- Decimal (10), Binary (2), Octal (8), and Hex (16).
Try an example
- Whole number
255
- Input base
Decimal (10)
Good to know
- Use a current browser with JavaScript enabled. Available formats and speed depend on your browser, device and input size.
Your work stays on your device
Your files and entered values are processed in your browser and are not uploaded for processing. The website and any required processing engines still download from the site.
Questions & answers
Is Number base converter free?
Yes. Number base converter is free to use and does not require an account.
Are my files or entered values uploaded?
Your files and entered values are processed in your browser and are not uploaded for processing. The website and any required processing engines still download from the site.
What result can I save?
A result you can review, copy or download. Numeric tools show labeled calculations; text tools show the transformed output.
What should I check before using the result?
Use a current browser with JavaScript enabled. Available formats and speed depend on your browser, device and input size.