Use the form below to do your conversion.
Solution
Step1
Log2111981=Log(11981) ÷ Log(21)
Log(11981)= 4.0784930681666
Log(21)=1.3222192947339
Log2111981=4.0784930681666 ÷ 1.3222192947339
Ans=3.0845814188389
Step2
Alternatively, the logarithm can be calculated like this.