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Hex to Decimal

Convert hexadecimal numbers into decimal values with a detailed base-16 place-value breakdown.

Hexadecimal Number

Enter a hexadecimal number

Hexadecimal uses digits 0–9 and letters A–F.

Quick Examples

Select one

HEX

Base 16

DEC

Base 10

Hexadecimal digits

A = 10, B = 11, C = 12, D = 13, E = 14 and F = 15. Each position represents a power of 16.

FF

Decimal value will appear here

Enter a hexadecimal number using digits 0–9 and letters A–F to convert it to decimal.

Hex Digit Reference

A

10

B

11

E

14

F

15

Hexadecimal Reference

Hex digits and decimal values

Hexadecimal has sixteen digits, from 0 through 9 and A through F.

0

Hex

0

Decimal

1

Hex

1

Decimal

2

Hex

2

Decimal

3

Hex

3

Decimal

4

Hex

4

Decimal

5

Hex

5

Decimal

6

Hex

6

Decimal

7

Hex

7

Decimal

8

Hex

8

Decimal

9

Hex

9

Decimal

A

Hex

10

Decimal

B

Hex

11

Decimal

C

Hex

12

Decimal

D

Hex

13

Decimal

E

Hex

14

Decimal

F

Hex

15

Decimal

Simple Process

Convert Hex to Decimal in 3 Steps

Enter a hexadecimal number, multiply each digit by its base-16 place value and add the results to get the decimal number.

01
01

Enter Hexadecimal

Enter a hexadecimal number using digits 0–9 and letters A–F.

02
02

Apply Powers of 16

Each hexadecimal digit is multiplied by its corresponding power of 16.

03
03

View Decimal Value

Add the place values to get the final decimal number.