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dashutils

Number Base Converter

Convert integers between binary, octal, decimal, hexadecimal and any base from 2 to 36. Big numbers are handled exactly.

  • Free, no sign-up
  • Runs locally in your browser
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Your files are processed on this device and are never uploaded to a server.

How to use the Base Converter

  1. 1

    Type a number in any field.

  2. 2

    All other bases update instantly.

Large numbers

Arbitrary-precision integers are used, so 64-bit IDs and larger values convert without rounding.