Use the form below to do your conversion.
Solution
Step1
Log218459=Log(8459) ÷ Log(21)
Log(8459)= 3.9273190249597
Log(21)=1.3222192947339
Log218459=3.9273190249597 ÷ 1.3222192947339
Ans=2.9702478557084
Step2
Alternatively, the logarithm can be calculated like this.