Use the form below to do your conversion.
Solution
Step1
Log18421=Log(421) ÷ Log(18)
Log(421)= 2.6242820958357
Log(18)=1.2552725051033
Log18421=2.6242820958357 ÷ 1.2552725051033
Ans=2.0906074857584
Step2
Alternatively, the logarithm can be calculated like this.