Use the form below to do your conversion.
Solution
Step1
Log281315=Log(1315) ÷ Log(28)
Log(1315)= 3.1189257528258
Log(28)=1.4471580313422
Log281315=3.1189257528258 ÷ 1.4471580313422
Ans=2.1552074378035
Step2
Alternatively, the logarithm can be calculated like this.