Converts an octal number to decimal.

Syntax

OCT2DEC(number)

Number is 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

The example may be easier to understand if you copy it to a blank worksheet.

How to copy an example

  1. Create a blank workbook or worksheet.
  2. Select the example in the Help topic.

    Note Do not select the row or column headers.

    selecting an example from helpSelecting an example from Help

  3. Press CTRL+C.
  4. In the worksheet, select cell A1, and press CTRL+V.
  5. To switch between viewing the results and viewing the formulas that return the results, press CTRL+` (grave accent), or on the Formulas tab, in the Formula Auditing group, click the Show Formulas button.
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Formula Description (Result)
=OCT2DEC(54) Converts octal 54 to decimal (44)
=OCT2DEC(7777777533) Converts octal 7777777533 to decimal (-165)


See also: