Use the form below to do your conversion.
Solution
Step1
Log211117=Log(1117) ÷ Log(21)
Log(1117)= 3.0480531731156
Log(21)=1.3222192947339
Log211117=3.0480531731156 ÷ 1.3222192947339
Ans=2.3052554029844
Step2
Alternatively, the logarithm can be calculated like this.