Use the form below to do your conversion.
Solution
Step1
Log77121=Log(7121) ÷ Log(7)
Log(7121)= 3.8525409857698
Log(7)=0.84509804001426
Log77121=3.8525409857698 ÷ 0.84509804001426
Ans=4.5586911853503
Step2
Alternatively, the logarithm can be calculated like this.