Binary, Decimal, Hex, Octal Converter

Convert numbers between Binary, Decimal, Hex, and Octal number systems.

[0-9]

[0-1]

[0-7]

[0-9] & [A-F]

How to use this calculator?

  1. Enter the number in the chosen number system in proper formatting (e.g. enter 11001 into the "Binary" field).
  2. See the number converted into the other units.

Examples

Decimal Binary Octal Hex
1 1 1 1
5 101 5 5
15 1111 17 F
50 110010 62 32
50 110010 62 32
100 1100100 144 64
500 111110100 764 1F4
1000 1111101000 1750 3E8