Use the form below to do your conversion.
Solution
Step1
Log128009=Log(8009) ÷ Log(12)
Log(8009)= 3.9035782936631
Log(12)=1.0791812460476
Log128009=3.9035782936631 ÷ 1.0791812460476
Ans=3.6171665398741
Step2
Alternatively, the logarithm can be calculated like this.