Use the form below to do your conversion.
Solution
Step1
Log285515=Log(5515) ÷ Log(28)
Log(5515)= 3.7415455167762
Log(28)=1.4471580313422
Log285515=3.7415455167762 ÷ 1.4471580313422
Ans=2.5854436321001
Step2
Alternatively, the logarithm can be calculated like this.