Prime numbers are natural numbers greater than 1 that have no positive divisors other than 1 and themselves. The main (or first) prime numbers are:
- 2
- 3
- 5
- 7
- 11
- 13
- 17
- 19
- 23
- 29
- 31
- 37
- 41
- 43
- 47
- 53
- 59
- 61
- 67
- 71
- 73
- 79
- 83
- 89
- 97
These numbers are often referred to as the "small prime numbers." There are infinitely many prime numbers, and they can get much larger, but these are the first few that are commonly studied.