Number Base Converter
Binary (Base 2)
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Octal (Base 8)
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Decimal (Base 10)
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Hexadecimal (Base 16)
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Bits
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Bytes
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Max unsigned
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About This Number Base Converter
Convert numbers between binary (base 2), octal (base 8), decimal (base 10), hexadecimal (base 16), and any custom base from 2 to 36. All computation happens locally in your browser.
Features
- Standard Bases — Binary, octal, decimal, hexadecimal
- Custom Base — Any base from 2 to 36
- Real-Time Conversion — Results update as you type
- Bit Information — Shows bit count, byte count, and max unsigned value
- Large Numbers — Uses BigInt for arbitrary precision
- Privacy — 100% client-side, no data leaves your browser
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