Use the form below to do your conversion.
Solution
Step1
Log206821=Log(6821) ÷ Log(20)
Log(6821)= 3.8338480495311
Log(20)=1.301029995664
Log206821=3.8338480495311 ÷ 1.301029995664
Ans=2.9467791383046
Step2
Alternatively, the logarithm can be calculated like this.