About the Number Base Converter

The Number Base Converter converts any integer from one base to all common bases simultaneously — binary (2), octal (8), decimal (10), hexadecimal (16), and custom bases up to 36. Supports uppercase output for hex and base-36.

How to use the Number Base Converter

  1. Type or paste your number.
  2. Choose the source base.
  3. All conversions appear instantly.

Frequently asked questions

Is this tool free to use?

Yes. The Number Base Converter is completely free with no sign-up and no limits.

Is my data uploaded to a server?

No. All calculations run in your browser using JavaScript. Nothing is sent to any server.

Does it work offline?

Yes. Once the page is loaded, all computations work without an internet connection.

Does it work on mobile?

Yes, it works in any modern browser on desktop, tablet and mobile.

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Related keywords

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