Returns the base-10 logarithm of a number.
Number is the positive real number for which you want the base-10 logarithm.
The example may be easier to understand if you copy it to a blank worksheet.
How to copy an example
- Create a blank workbook or worksheet.
- Select the example in the Help topic.
Note Do not select the row or column headers.
Selecting an example from Help
- Press CTRL+C.
- In the worksheet, select cell A1, and press CTRL+V.
- 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.
||Base-10 logarithm of 86 (1.934498451)
||Base-10 logarithm of 10 (1)
||Base-10 logarithm of 1E5 (5)
||Base-10 logarithm of 10^5 (5)