The numbers are different primes, so the answer is 1.
1, 19, 23, 437.
19, 23, 13, and 29 are all prime numbers.
The two prime numbers immediately following 17 are 19 and 23.
441
The prime numbers between 15 and 25 are- 17, 19 and 23.They are: 17, 19 and 23They are: 17 19 and 23
The prime numbers: 19, 23, 29 and 61.
not 16 as 4 x 4 or 2 x 8 both 19 and 23 are prime numbers
15 is composite number 17, 19 and 23 are prime numbers.
19+17+23+17=76 76/4 (the number of numbers) = 19
The prime numbers after ten are: 11 13 17 19 23 29
4 & 19... 4 x 19 = 76. 4 + 19 - 23.
The numbers 11, 13, 17, 19, 23 and 29 are prime.They are: 11 13 17 19 23 and 29