This question is about "What is the lowest odd prime number"

Prime Number

A number is called prime number which have two positive divisors, one and itself i.e 2, 3, 5, 7, ... Also notice that prime number are greater than 1 and start from 2. Therefore prime number are start from 2 so ignore -2 and -3. Because they are not prime number.

Lowest Odd Prime Number

Now over question is about the lowest odd prime number. When we see prime number list 2 is even. We should also remember this 2 is the only prime number which is even number. Becuase 2 is even prime number therefore the odd prime number are start as 3, 5, 7, 11, ... and 3 is lowest from them.