Use the form below to do your conversion.
Solution
Step1
Log129907=Log(9907) ÷ Log(12)
Log(9907)= 3.9959421629926
Log(12)=1.0791812460476
Log129907=3.9959421629926 ÷ 1.0791812460476
Ans=3.7027535250703
Step2
Alternatively, the logarithm can be calculated like this.