Number Base Converter
Convert numbers between binary, octal, decimal, hex and any base up to 36.
How it works
- 1Type a number.
- 2Choose its base.
- 3Copy it in the base you need.
Features
- Any base from 2 to 36.
- No size limit (big integers).
- Negative numbers and 0x/0b prefixes.
- Private: runs in your browser; nothing is uploaded.
Frequently asked questions
Are fractions supported?
No, whole numbers only.
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