Use the form below to do your conversion.
Solution
Step1
Log213995=Log(3995) ÷ Log(21)
Log(3995)= 3.60151678365
Log(21)=1.3222192947339
Log213995=3.60151678365 ÷ 1.3222192947339
Ans=2.7238422536972
Step2
Alternatively, the logarithm can be calculated like this.