Use the form below to do your conversion.
Solution
Step1
Log219941=Log(9941) ÷ Log(21)
Log(9941)= 3.9974300737975
Log(21)=1.3222192947339
Log219941=3.9974300737975 ÷ 1.3222192947339
Ans=3.0232731360965
Step2
Alternatively, the logarithm can be calculated like this.