Binary/Octal/Decimal/hexadecimal converter

Convert Hexadecimal to Binary.

Hexadecimal → Binary
Before conversion:

How to use Base Converter

Enter the Hexadecimal value you want to convert and click the "Convert" button.

The input value will be calculated and the converted result will be displayed in Binary.

The calculation method for conversion is also displayed.

Numerical input range

Hexadecimal:0–9,A–F

Conversion by base number

Binary -> Octal Binary -> Decimal Binary -> Hexadecimal Octal -> Binary Octal -> Decimal Octal -> Hexadecimal Decimal -> Binary Decimal -> Octal Decimal -> Hexadecimal Hexadecimal -> Binary Hexadecimal -> Octal Hexadecimal -> Decimal

How to convert from Hexadecimal to Binary

Method of calculation

When converting from hexadecimal to binary, convert each hexadecimal digit to a 4-digit binary number and arrange them.

To convert each digit to a binary number, first convert it to a decimal number and then convert it to a binary number.

HexadecimalABCDEF
Decimal101112131415

You can also convert from "Hexadecimal and 4-digit binary table" by converting single digit hexadecimal numbers to binary numbers and arranging them.

  • 1. Separates hexadecimal numbers into digits and converts them to decimal numbers.
  • 2. Convert each digit of decimal number to binary number.
  • 3. Except for the leftmost digit, add 0 if there are less than 4 digits.
  • 4. The value obtained by arranging the 4-digit number in order is the result of converting it to binary.

Calculation example

Example: Convert Hexadecimal "2A5" to Binary

Separate 2A5 into digits.

"2A5" → "2 A 5"

Convert each digit to a decimal number.

Convert the converted decimal number to binary number.

HexadecimalConvert to DecimalConvert to Binary
2 2 0010
A 10 1010
5 5 0101

Arrange this and remove the unnecessary 0 on the left to get 1010100101.

Therefore, converting hexadecimal number "2A5" to binary number becomes "1010100101".

Hexadecimal and 4-digit binary table

HexadecimalBinary
0 0000
1 0001
2 0010
3 0011
4 0100
5 0101
6 0110
7 0111
8 1000
9 1001
A 1010
B 1011
C 1100
D 1101
E 1110
F 1111
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