Use the form below to do your conversion.
Solution
Step1
Log72159=Log(2159) ÷ Log(7)
Log(2159)= 3.3342526423342
Log(7)=0.84509804001426
Log72159=3.3342526423342 ÷ 0.84509804001426
Ans=3.9454033549504
Step2
Alternatively, the logarithm can be calculated like this.