Use the form below to do your conversion.
Solution
Step1
Log2015805=Log(15805) ÷ Log(20)
Log(15805)= 4.1987945001756
Log(20)=1.301029995664
Log2015805=4.1987945001756 ÷ 1.301029995664
Ans=3.2272849312999
Step2
Alternatively, the logarithm can be calculated like this.