Use the form below to do your conversion.
Solution
Step1
Log20215=Log(215) ÷ Log(20)
Log(215)= 2.3324384599156
Log(20)=1.301029995664
Log20215=2.3324384599156 ÷ 1.301029995664
Ans=1.7927630167552
Step2
Alternatively, the logarithm can be calculated like this.