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Number Base Converter

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Convert numbers between binary, octal, decimal, and hexadecimal instantly.

0b
0o
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Decimal 255 β€” Binary: 11111111 β€” Octal: 377 β€” Hex: FF

How to use Number Base Converter

  1. 1. Paste or type your input in the box above.
  2. 2. The tool processes your input instantly β€” no button click needed in most tools.
  3. 3. Copy the output or download the result.

Frequently Asked Questions

How do I convert decimal to binary?

Divide the decimal number by 2 repeatedly and note the remainders. Read them bottom-up. Or paste the number here for instant conversion.

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