Use the form below to do your conversion.
Solution
Step1
Log201381=Log(1381) ÷ Log(20)
Log(1381)= 3.1401936785786
Log(20)=1.301029995664
Log201381=3.1401936785786 ÷ 1.301029995664
Ans=2.4136212762535
Step2
Alternatively, the logarithm can be calculated like this.