OCT2DEC function

This article describes the formula syntax and usage of the OCT2DEC function in Microsoft Excel.

Description

Converts an octal number to decimal.

Syntax

OCT2DEC(number)

The OCT2DEC function syntax has the following arguments:

  • Number    Required. The octal number you want to convert. Number may not contain more than 10 octal characters (30 bits). The most significant bit of number is the sign bit. The remaining 29 bits are magnitude bits. Negative numbers are represented using two's-complement notation.

Remark

If number is not a valid octal number, OCT2DEC 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

R esult

=OCT2DEC(54)

Converts octal 54 to decimal form.

44

=OCT2DEC(7777777533)

Converts octal 7777777533 to decimal form.

-165

Applies To: Excel 2013, Excel 2007, Excel 2010, Excel Starter, Excel Online, Excel 2016 for Mac



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