Use the form below to do your conversion.
Solution
Step1
Log218129=Log(8129) ÷ Log(21)
Log(8129)= 3.9100371235531
Log(21)=1.3222192947339
Log218129=3.9100371235531 ÷ 1.3222192947339
Ans=2.9571774811681
Step2
Alternatively, the logarithm can be calculated like this.