developer

Number Base Converter

Convert numbers between binary (base-2), octal (base-8), decimal (base-10), and hexadecimal (base-16). Supports bases 2–36 with bit-length display.

How to use Number Base Converter

  1. 1Paste your input in the panel above or use the example data if available.
  2. 2Choose an action — format, generate, convert, encode, or analyze.
  3. 3Your result appears instantly. Use Copy to grab it, or Download if a file option is shown.

Runs entirely in your browser

Nothing you type, paste, generate, or upload leaves your device.

Frequently asked questions

What bases are supported?

Any base from 2 to 36, including binary, octal, decimal and hexadecimal.

Related tools

color

HEX ↔ RGB Converter

Convert between HEX and RGB colors.

hexrgb
developer

ASCII ↔ Hex Converter

Convert text between ASCII and hex.

asciihex