Use the form below to do your conversion.
Solution
Step1
Log91987=Log(1987) ÷ Log(9)
Log(1987)= 3.2981978671098
Log(9)=0.95424250943932
Log91987=3.2981978671098 ÷ 0.95424250943932
Ans=3.4563518544649
Step2
Alternatively, the logarithm can be calculated like this.