Use the form below to do your conversion.
Solution
Step1
Log214091=Log(4091) ÷ Log(21)
Log(4091)= 3.6118294794984
Log(21)=1.3222192947339
Log214091=3.6118294794984 ÷ 1.3222192947339
Ans=2.7316417888344
Step2
Alternatively, the logarithm can be calculated like this.