Use the form below to do your conversion.
Solution
Step1
Log21473=Log(473) ÷ Log(21)
Log(473)= 2.6748611407378
Log(21)=1.3222192947339
Log21473=2.6748611407378 ÷ 1.3222192947339
Ans=2.0230087031638
Step2
Alternatively, the logarithm can be calculated like this.