Use the form below to do your conversion.
Solution
Step1
Log219047=Log(9047) ÷ Log(21)
Log(9047)= 3.9565045903167
Log(21)=1.3222192947339
Log219047=3.9565045903167 ÷ 1.3222192947339
Ans=2.9923210212364
Step2
Alternatively, the logarithm can be calculated like this.