Use the form below to do your conversion.
Solution
Step1
Log218671=Log(8671) ÷ Log(21)
Log(8671)= 3.9380691862234
Log(21)=1.3222192947339
Log218671=3.9380691862234 ÷ 1.3222192947339
Ans=2.9783782477746
Step2
Alternatively, the logarithm can be calculated like this.