Use the form below to do your conversion.
Solution
Step1
Log213815=Log(3815) ÷ Log(21)
Log(3815)= 3.5814945422909
Log(21)=1.3222192947339
Log213815=3.5814945422909 ÷ 1.3222192947339
Ans=2.7086993485537
Step2
Alternatively, the logarithm can be calculated like this.