Use the form below to do your conversion.
Solution
Step1
Log214745=Log(4745) ÷ Log(21)
Log(4745)= 3.6762362167633
Log(21)=1.3222192947339
Log214745=3.6762362167633 ÷ 1.3222192947339
Ans=2.7803528744474
Step2
Alternatively, the logarithm can be calculated like this.