Use the form below to do your conversion.
Solution
Step1
Log12689=Log(689) ÷ Log(12)
Log(689)= 2.8382192219076
Log(12)=1.0791812460476
Log12689=2.8382192219076 ÷ 1.0791812460476
Ans=2.6299745592339
Step2
Alternatively, the logarithm can be calculated like this.