Use the form below to do your conversion.
Solution
Step1
Log206443=Log(6443) ÷ Log(20)
Log(6443)= 3.8090881313463
Log(20)=1.301029995664
Log206443=3.8090881313463 ÷ 1.301029995664
Ans=2.9277481257474
Step2
Alternatively, the logarithm can be calculated like this.