the sum of the first 15 prime numbers is 328 .
There are 15 prime numbers up to 50.
The product of the prime numbers 3 and 5 is 15.
The given numbers of 15 and 35 are not prime numbers but they add up to 50
15 prime numbers
5 is but 15 is not a prime number
The prime numbers between 6 and 15 are: 7, 11, 13
3*5 = 15 in prime numbers
15 is not prime, so they cannot be.
The prime factors of 15 are: 3, 5
The prime numbers between 15 and 30 are: 17 19 23 29.
The prime numbers between 10 and 15 are 11 and 13.