Use the form below to do your conversion.
Solution
Step1
Log72815=Log(2815) ÷ Log(7)
Log(2815)= 3.4494783991874
Log(7)=0.84509804001426
Log72815=3.4494783991874 ÷ 0.84509804001426
Ans=4.081749378012
Step2
Alternatively, the logarithm can be calculated like this.