Use the form below to do your conversion.
Solution
Step1
Log218579=Log(8579) ÷ Log(21)
Log(8579)= 3.9334366678263
Log(21)=1.3222192947339
Log218579=3.9334366678263 ÷ 1.3222192947339
Ans=2.9748746546751
Step2
Alternatively, the logarithm can be calculated like this.