# OCT2DEC

Converts an octal number to decimal.

If this function is not available, and returns the #NAME? error, install and load the Analysis ToolPak add-in.

1. On the Tools menu, click Add-Ins.
2. In the Add-Ins available list, select the Analysis ToolPak box, and then click OK.
3. If necessary, follow the instructions in the setup program.

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.

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 Help
1. Press CTRL+C.
2. In the worksheet, select cell A1, and press CTRL+V.
3. 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.
A B
Formula Description (Result)
=OCT2DEC(54) Converts octal 54 to decimal (44)
=OCT2DEC(7777777533) Converts octal 7777777533 to decimal (-165)

Applies to:
Excel 2003