Use the form below to do your conversion.
Solution
Step1
Log28689=Log(689) ÷ Log(28)
Log(689)= 2.8382192219076
Log(28)=1.4471580313422
Log28689=2.8382192219076 ÷ 1.4471580313422
Ans=1.9612365480743
Step2
Alternatively, the logarithm can be calculated like this.