Use the form below to do your conversion.
Solution
Step1
Log2015071=Log(15071) ÷ Log(20)
Log(15071)= 4.1781420698377
Log(20)=1.301029995664
Log2015071=4.1781420698377 ÷ 1.301029995664
Ans=3.2114110233911
Step2
Alternatively, the logarithm can be calculated like this.