Use the form below to do your conversion.
Solution
Step1
Log289907=Log(9907) ÷ Log(28)
Log(9907)= 3.9959421629926
Log(28)=1.4471580313422
Log289907=3.9959421629926 ÷ 1.4471580313422
Ans=2.7612341406048
Step2
Alternatively, the logarithm can be calculated like this.