Use the form below to do your conversion.
Solution
Step1
Log213913=Log(3913) ÷ Log(21)
Log(3913)= 3.5925098479007
Log(21)=1.3222192947339
Log213913=3.5925098479007 ÷ 1.3222192947339
Ans=2.7170302704013
Step2
Alternatively, the logarithm can be calculated like this.