Use the form below to do your conversion.
Solution
Step1
Log213697=Log(3697) ÷ Log(21)
Log(3697)= 3.5678494505731
Log(21)=1.3222192947339
Log213697=3.5678494505731 ÷ 1.3222192947339
Ans=2.6983795084393
Step2
Alternatively, the logarithm can be calculated like this.