Use the form below to do your conversion.
Solution
Step1
Log219421=Log(9421) ÷ Log(21)
Log(9421)= 3.9740970037941
Log(21)=1.3222192947339
Log219421=3.9740970037941 ÷ 1.3222192947339
Ans=3.0056262373587
Step2
Alternatively, the logarithm can be calculated like this.