The given numbers of 15 and 35 are not prime numbers but they add up to 50
Just add them together but leaving out 17, 19, 23 and 29 which are prime numbers
15
15 prime numbers are between 0 and 50
The prime numbers between 15 and 20 are 17 and 19. 17*19 = 323
the sum of the first 15 prime numbers is 328 .
The given numbers of 15 and 35 are not prime numbers but they add up to 50
They are: 2+13 = 15
2+3+5+7+11+13=41
Just add them together but leaving out 17, 19, 23 and 29 which are prime numbers
There is only one square number from 5-15: 9. This can be written as the sum of 2 and 7, which are prime numbers.
The prime numbers between 6 and 15 are: 7, 11, 13
It is 377.
The prime numbers between 15 and 30 are: 17 19 23 29.
The prime numbers between 10 and 15 are 11 and 13.
11+3+1=15 but 1 is not a prime number. 3 + 5 + 7 = 15
15