Use the form below to do your conversion.
Solution
Step1
Log213391=Log(3391) ÷ Log(21)
Log(3391)= 3.5303277897781
Log(21)=1.3222192947339
Log213391=3.5303277897781 ÷ 1.3222192947339
Ans=2.6700017189573
Step2
Alternatively, the logarithm can be calculated like this.