Use the form below to do your conversion.
Solution
Step1
Log81381=Log(1381) ÷ Log(8)
Log(1381)= 3.1401936785786
Log(8)=0.90308998699194
Log81381=3.1401936785786 ÷ 0.90308998699194
Ans=3.477165868086
Step2
Alternatively, the logarithm can be calculated like this.