Use the form below to do your conversion.
Solution
Step1
Log72111=Log(2111) ÷ Log(7)
Log(2111)= 3.3244882333077
Log(7)=0.84509804001426
Log72111=3.3244882333077 ÷ 0.84509804001426
Ans=3.9338491818672
Step2
Alternatively, the logarithm can be calculated like this.