49
a Prime number can be divided by only 1 and itself - 49 is also divisible by 7 (7*7=49)
There are two; 29 and 31.
17, 19, 23, 29, and 31
They are: 23 29 31 and 37
The first number in the sequence 19, 23, 29, 31 is 19. This sequence lists prime numbers, and 19 is the smallest among them.
17, 19, 23, 29, and 31
29
29
There are two; 29 and 31.
27
17, 19, 23, 29, and 31
23 29 31 and 37.
23, 29, 31, 37
They are: 23 29 31 and 37
They are: 23 29 31 and 37
23, 29 and 31 are prime, the rest are composite.
The first number in the sequence 19, 23, 29, 31 is 19. This sequence lists prime numbers, and 19 is the smallest among them.
23, 29 and 31