Use the form below to do your conversion.
Solution
Step1
Log128491=Log(8491) ÷ Log(12)
Log(8491)= 3.9289588408808
Log(12)=1.0791812460476
Log128491=3.9289588408808 ÷ 1.0791812460476
Ans=3.6406848759374
Step2
Alternatively, the logarithm can be calculated like this.