Use the form below to do your conversion.
Solution
Step1
Log212815=Log(2815) ÷ Log(21)
Log(2815)= 3.4494783991874
Log(21)=1.3222192947339
Log212815=3.4494783991874 ÷ 1.3222192947339
Ans=2.6088549856486
Step2
Alternatively, the logarithm can be calculated like this.