This post will guide you how to use Excel LOG10 function with syntax and examples in Microsoft excel.

Description

The Excel LOG10 function returns the base-10 logarithm of a given number.

The LOG10 function is a build-in function in Microsoft Excel and it is categorized as a Math and Trigonometry Function.

The LOG10 function is available in Excel 2016, Excel 2013, Excel 2010, Excel 2007, Excel 2003, Excel XP, Excel 2000, Excel 2011 for Mac.

Syntax

The syntax of the LOG10 function is as below:

= LOG10 (number)

Where the LOG10 function arguments are:

• number – This is a required argument. The number that you want the logarithm. And the number must be a positive real number.

 Note:

• If the number argument is negative or zero, the LOG10 function will return #NUM! Error.
• If the number argument is non-numeric, the LOG10 function will return #VALUE! Error.

Excel LOG10 Function Examples

The below examples will show you how to use Excel LOG10 Function to calculate the base 10 logarithm of a given number.

1# to get the base 10 logarithm of 45, enter the following formula in Cell B1.

=LOG10(45)

2# to get the base 10 logarithm of 25, enter the following formula in Cell B2.

=LOG10(25)

 

3# to get the base 10 logarithm of 10 ^6, enter the following formula in Cell B2.

=LOG10(10^6)

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