totn Excel Functions

MS Excel: How to use the LOG10 Function (WS)

This Excel tutorial explains how to use the Excel LOG10 function with syntax and examples.

Description

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

The LOG10 function is a built-in function in Excel that is categorized as a Math/Trig Function. It can be used as a worksheet function (WS) in Excel. As a worksheet function, the LOG10 function can be entered as part of a formula in a cell of a worksheet.

Syntax

The syntax for the LOG10 function in Microsoft Excel is:

LOG10( number )

Parameters or Arguments

number
A numeric value that must be greater than 0.

Returns

The LOG10 function returns a numeric value.

Applies To

  • Excel for Office 365, Excel 2019, Excel 2016, Excel 2013, Excel 2011 for Mac, Excel 2010, Excel 2007, Excel 2003, Excel XP, Excel 2000

Type of Function

  • Worksheet function (WS)

Example (as Worksheet Function)

Let's look at some Excel LOG10 function examples and explore how to use the LOG10 function as a worksheet function in Microsoft Excel:

Microsoft Excel

Based on the Excel spreadsheet above, the following LOG10 examples would return:

=LOG10(A1)
Result: 1.301029996

=LOG10(A2)
Result: 1.397940009

=LOG10(A3)
Result: 2

=LOG10(200)
Result: 2.301029996