Use the form below to do your conversion.
Solution
Step1
Log218221=Log(8221) ÷ Log(21)
Log(8221)= 3.9149246482051
Log(21)=1.3222192947339
Log218221=3.9149246482051 ÷ 1.3222192947339
Ans=2.9608739365681
Step2
Alternatively, the logarithm can be calculated like this.