Use the form below to do your conversion.
Solution
Step1
Log213719=Log(3719) ÷ Log(21)
Log(3719)= 3.570426178359
Log(21)=1.3222192947339
Log213719=3.570426178359 ÷ 1.3222192947339
Ans=2.7003282984745
Step2
Alternatively, the logarithm can be calculated like this.