Use the form below to do your conversion.
Solution
Step1
Log79907=Log(9907) ÷ Log(7)
Log(9907)= 3.9959421629926
Log(7)=0.84509804001426
Log79907=3.9959421629926 ÷ 0.84509804001426
Ans=4.7283770329477
Step2
Alternatively, the logarithm can be calculated like this.