Use the form below to do your conversion.
Solution
Step1
Log74009=Log(4009) ÷ Log(7)
Log(4009)= 3.6030360562505
Log(7)=0.84509804001426
Log74009=3.6030360562505 ÷ 0.84509804001426
Ans=4.2634533339939
Step2
Alternatively, the logarithm can be calculated like this.