Use the form below to do your conversion.
Solution
Step1
Log72491=Log(2491) ÷ Log(7)
Log(2491)= 3.3963737275365
Log(7)=0.84509804001426
Log72491=3.3963737275365 ÷ 0.84509804001426
Ans=4.0189109034961
Step2
Alternatively, the logarithm can be calculated like this.