🔢 Number Systems

Convert hexadecimal to binary

To convert hexadecimal to binary, type the number below and the result appears instantly. Example: 2D in hexadecimal equals 101101 in binary.

Value

Result —

How to convert

Convert the number to decimal first, then from decimal to binary. Example: 2D in hexadecimal = 101101 in binary.

Conversion table

Hexadecimal to binary conversion table for common values
Hexadecimal	Binary
1	1
2	10
3	11
4	100
5	101
6	110
7	111
8	1000
9	1001
A	1010
F	1111
10	10000
20	100000
40	1000000
64	1100100
FF	11111111
100	100000000
3E8	1111101000

About the units

Hexadecimal — symbol hex.
Binary — symbol bin.

Frequently asked questions

How do I convert hexadecimal to binary?

Convert the number to decimal first, then from decimal to binary. Example: 2D in hexadecimal = 101101 in binary.

Which digits are allowed in hexadecimal?

Base 16: the allowed digits are 0 1 2 3 4 5 6 7 8 9 A B C D E F.

Are my numbers sent to a server?

No. The conversion runs entirely in your browser and nothing is sent to a server.

Related conversions

Reverse: binary to hexadecimal

Hexadecimal to other systems

hexadecimal to octal hexadecimal to decimal

Other systems to binary

octal to binary decimal to binary

All Number Systems conversions · The full tool in Zayenha Tools