Use the form below to do your conversion.
Solution
Step1
Log218351=Log(8351) ÷ Log(21)
Log(8351)= 3.9217384836846
Log(21)=1.3222192947339
Log218351=3.9217384836846 ÷ 1.3222192947339
Ans=2.9660272689288
Step2
Alternatively, the logarithm can be calculated like this.