Use the form below to do your conversion.
Solution
Step1
Log219505=Log(9505) ÷ Log(21)
Log(9505)= 3.9779521212015
Log(21)=1.3222192947339
Log219505=3.9779521212015 ÷ 1.3222192947339
Ans=3.008541878828
Step2
Alternatively, the logarithm can be calculated like this.