Applies ToExcel for Microsoft 365 Excel for Microsoft 365 for Mac Excel for the web Excel 2024 Excel 2024 for Mac Excel 2021 Excel 2021 for Mac Excel 2019 Excel 2016

This article describes the formula syntax and usage of the HEX2DEC function in Microsoft Excel.

Description

Converts a hexadecimal number to decimal.

Syntax

HEX2DEC(number)

The HEX2DEC function syntax has the following arguments:

  • Number    Required. The hexadecimal number you want to convert. Number cannot contain more than 10 characters (40 bits). The most significant bit of number is the sign bit. The remaining 39 bits are magnitude bits. Negative numbers are represented using two's-complement notation.

Remark

If number is not a valid hexadecimal number, HEX2DEC returns the #NUM! error value.

Example

Copy the example data in the following table, and paste it in cell A1 of a new Excel worksheet. For formulas to show results, select them, press F2, and then press Enter. If you need to, you can adjust the column widths to see all the data.

Formula

Description

Result

=HEX2DEC("A5")

Converts hexadecimal A5 to decimal

165

=HEX2DEC("FFFFFFFF5B")

Converts hexadecimal FFFFFFFF5B to decimal

-165

=HEX2DEC("3DA408B9")

Converts hexadecimal 3DA408B9 to decimal

1.034E+09

Need more help?

Want more options?

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.