Use the form below to do your conversion.
Solution
Step1
Log213787=Log(3787) ÷ Log(21)
Log(3787)= 3.5782953051208
Log(21)=1.3222192947339
Log213787=3.5782953051208 ÷ 1.3222192947339
Ans=2.7062797520595
Step2
Alternatively, the logarithm can be calculated like this.