Use the form below to do your conversion.
Solution
Step1
Log207421=Log(7421) ÷ Log(20)
Log(7421)= 3.8704624315889
Log(20)=1.301029995664
Log207421=3.8704624315889 ÷ 1.301029995664
Ans=2.9749217500659
Step2
Alternatively, the logarithm can be calculated like this.