Use the form below to do your conversion.
Solution
Step1
Log138381=Log(8381) ÷ Log(13)
Log(8381)= 3.9232958406555
Log(13)=1.1139433523068
Log138381=3.9232958406555 ÷ 1.1139433523068
Ans=3.5219886473857
Step2
Alternatively, the logarithm can be calculated like this.