Use the form below to do your conversion.
Solution
Step1
Log137987=Log(7987) ÷ Log(13)
Log(7987)= 3.9023836844325
Log(13)=1.1139433523068
Log137987=3.9023836844325 ÷ 1.1139433523068
Ans=3.5032155597061
Step2
Alternatively, the logarithm can be calculated like this.