Use the form below to do your conversion.
Solution
Step1
Log287991=Log(7991) ÷ Log(28)
Log(7991)= 3.9026011306665
Log(28)=1.4471580313422
Log287991=3.9026011306665 ÷ 1.4471580313422
Ans=2.6967345971517
Step2
Alternatively, the logarithm can be calculated like this.