Use the form below to do your conversion.
Solution
Step1
Log20715=Log(715) ÷ Log(20)
Log(715)= 2.8543060418011
Log(20)=1.301029995664
Log20715=2.8543060418011 ÷ 1.301029995664
Ans=2.193881810038
Step2
Alternatively, the logarithm can be calculated like this.