Author: Oscar Cronquist Article last updated on May 11, 2022

The BIN2DEC function converts a binary number to decimal.

Formula in cell B3:


Excel Function Syntax



number Required. The binary number you want to convert.


Maximum binary values are 10 characters.

Number cannot contain more than 10 characters (10 bits).

To convert a decimal value to binary use the DEC2BIN function.

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