Use the form below to do your conversion.
Solution
Step1
Log72143=Log(2143) ÷ Log(7)
Log(2143)= 3.3310221710418
Log(7)=0.84509804001426
Log72143=3.3310221710418 ÷ 0.84509804001426
Ans=3.9415807555129
Step2
Alternatively, the logarithm can be calculated like this.