Use the form below to do your conversion.
Solution
Step1
Log78015=Log(8015) ÷ Log(7)
Log(8015)= 3.9039035266902
Log(7)=0.84509804001426
Log78015=3.9039035266902 ÷ 0.84509804001426
Ans=4.6194682058715
Step2
Alternatively, the logarithm can be calculated like this.