Use the form below to do your conversion.
Solution
Step1
Log77987=Log(7987) ÷ Log(7)
Log(7987)= 3.9023836844325
Log(7)=0.84509804001426
Log77987=3.9023836844325 ÷ 0.84509804001426
Ans=4.6176697846402
Step2
Alternatively, the logarithm can be calculated like this.