Use the form below to do your conversion.
Solution
Step1
Log28215=Log(215) ÷ Log(28)
Log(215)= 2.3324384599156
Log(28)=1.4471580313422
Log28215=2.3324384599156 ÷ 1.4471580313422
Ans=1.6117372183274
Step2
Alternatively, the logarithm can be calculated like this.