Use the form below to do your conversion.
Solution
Step1
Log201385=Log(1385) ÷ Log(20)
Log(1385)= 3.1414497734005
Log(20)=1.301029995664
Log201385=3.1414497734005 ÷ 1.301029995664
Ans=2.4145867380999
Step2
Alternatively, the logarithm can be calculated like this.