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LOG10
Returns the base-10 logarithm of a number.
Syntax
LOG10(number)
Number is the positive real number for which you want the base-10 logarithm.
Example
The example may be easier to understand if you copy it to a blank spreadsheet.
How?
- Create a blank spreadsheet.
- Select the example in the Help topic.
Selecting an example from Help
- Press CTRL+C.
- In the spreadsheet, select cell A1, and press CTRL+V.
- To switch between viewing the formula that returns the result and the result in the cell, select the cell and press F2 and then ENTER, or click Commands and Options on the spreadsheet toolbar, click the Formula tab, and look in the Formula in active cell (active cell) box.
| Formula | Description (Result) |
|---|---|
| =LOG10(86) | Base-10 logarithm of 86 (1.934498451) |
| =LOG10(10) | Base-10 logarithm of 10 (1) |
| =LOG10(1E5) | Base-10 logarithm of 1E5 (5) |
| =LOG10(10^5) | Base-10 logarithm of 10^5 (5) |