Use the form below to do your conversion.
Solution
Step1
Log218009=Log(8009) ÷ Log(21)
Log(8009)= 3.9035782936631
Log(21)=1.3222192947339
Log218009=3.9035782936631 ÷ 1.3222192947339
Ans=2.9522926410241
Step2
Alternatively, the logarithm can be calculated like this.