A natural number that cannot be integrated by any other natural number except 1 and itself. Also called prime number, the smallest prime number is 2, which is also the only even prime number.

There are 25 prime numbers in 100 * *, which we often use:

/kloc-prime table within 0/00

2

three

five

seven

1 1

13

17

19

23

29

3 1

37

4 1

43

47

53

59

6 1

67

7 1

73

79

83

Eighty-nine

97