Use the form below to do your conversion.
Solution
Step1
Log211397=Log(1397) ÷ Log(21)
Log(1397)= 3.1451964061142
Log(21)=1.3222192947339
Log211397=3.1451964061142 ÷ 1.3222192947339
Ans=2.3787252376673
Step2
Alternatively, the logarithm can be calculated like this.