Use the form below to do your conversion.
Solution
Step1
Log128687=Log(8687) ÷ Log(12)
Log(8687)= 3.938869821513
Log(12)=1.0791812460476
Log128687=3.938869821513 ÷ 1.0791812460476
Ans=3.6498686721425
Step2
Alternatively, the logarithm can be calculated like this.