Use the form below to do your conversion.
Solution
Step1
Log128459=Log(8459) ÷ Log(12)
Log(8459)= 3.9273190249597
Log(12)=1.0791812460476
Log128459=3.9273190249597 ÷ 1.0791812460476
Ans=3.6391653759209
Step2
Alternatively, the logarithm can be calculated like this.