Use the form below to do your conversion.
Solution
Step1
Log213473=Log(3473) ÷ Log(21)
Log(3473)= 3.5407047833108
Log(21)=1.3222192947339
Log213473=3.5407047833108 ÷ 1.3222192947339
Ans=2.6778498827029
Step2
Alternatively, the logarithm can be calculated like this.