Question
what are 4 prime numbers that add up to make an even number?
Answers
Reiny
all prime numbers, except the number 2, are odd numbers.
The sum of any two odd numbers is always even.
So the sum of any 4 prime numbers, with the exception of that lonely 2, will always be even.
e.g. 3+5+7+11 = 26 which is even.
The sum of any two odd numbers is always even.
So the sum of any 4 prime numbers, with the exception of that lonely 2, will always be even.
e.g. 3+5+7+11 = 26 which is even.