Use the form below to do your conversion.
Solution
Step1
Log206445=Log(6445) ÷ Log(20)
Log(6445)= 3.8092229216894
Log(20)=1.301029995664
Log206445=3.8092229216894 ÷ 1.301029995664
Ans=2.9278517285417
Step2
Alternatively, the logarithm can be calculated like this.