Use the form below to do your conversion.
Solution
Step1
Log219479=Log(9479) ÷ Log(21)
Log(9479)= 3.9767625232675
Log(21)=1.3222192947339
Log219479=3.9767625232675 ÷ 1.3222192947339
Ans=3.0076421809196
Step2
Alternatively, the logarithm can be calculated like this.