Use the form below to do your conversion.
Solution
Step1
Log13689=Log(689) ÷ Log(13)
Log(689)= 2.8382192219076
Log(13)=1.1139433523068
Log13689=2.8382192219076 ÷ 1.1139433523068
Ans=2.5479026523477
Step2
Alternatively, the logarithm can be calculated like this.