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Excel LOG Function

Excel LOG function
Summary 

The Excel LOG function returns the logarithm of a given number, using a supplied base. The base argument defaults to 10 if not supplied.

Purpose 
Get the logarithm of a number
Return value 
The logarithm
Syntax 
=LOG (number, [base])
Arguments 
  • number - Number for which you want the logarithm.
  • base - [optional] Base of the logarithm. Defaults to 10.
Version 
Excel 2003
Usage notes 

The LOG function allows you to get the logarithm of a number with a specified base.

Related functions 
Excel LOG10 function
Excel LOG10 Function
The Excel LOG10 function returns the base 10 logarithm of a number. For example, LOG10(100) returns 2, and LOG10(1000) returns 3.
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