Use the form below to do your conversion.
Solution
Step1
Log72987=Log(2987) ÷ Log(7)
Log(2987)= 3.4752352226041
Log(7)=0.84509804001426
Log72987=3.4752352226041 ÷ 0.84509804001426
Ans=4.1122272896829
Step2
Alternatively, the logarithm can be calculated like this.