Use the form below to do your conversion.
Solution
Step1
Log218921=Log(8921) ÷ Log(21)
Log(8921)= 3.9504135393694
Log(21)=1.3222192947339
Log218921=3.9504135393694 ÷ 1.3222192947339
Ans=2.9877143338499
Step2
Alternatively, the logarithm can be calculated like this.