Yes.
Some prime numbers are 2, 7, 19(more: 2,3,5,7,11,13,17,19,23,29,31,37,41,43,47...)Prime numbers are considered to be prime when their factors only include 1 and itself. The factors have to be whole...
The first three prime numbers are 2,3 and 5.
Yes because it can only be divided by one and itself to get a whole number.
30 is the first with three distinct prime factors.