Use the form below to do your conversion.
Solution
Step1
Log171991=Log(1991) ÷ Log(17)
Log(1991)= 3.2990712600274
Log(17)=1.2304489213783
Log171991=3.2990712600274 ÷ 1.2304489213783
Ans=2.6811931829986
Step2
Alternatively, the logarithm can be calculated like this.