Use the form below to do your conversion.
Solution
Step1
Log281309=Log(1309) ÷ Log(28)
Log(1309)= 3.1169396465508
Log(28)=1.4471580313422
Log281309=3.1169396465508 ÷ 1.4471580313422
Ans=2.1538350194276
Step2
Alternatively, the logarithm can be calculated like this.