1 + 29
7 + 23
11 + 19
13 + 17
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There are two pairs of prime numbers that express 18 as the sum of two prime numbers: 7 + 11 = 18 and 5 + 13 = 18.
7+3
The two prime numbers that have a sum of 62 are 31 and 31. Prime numbers are numbers greater than 1 that can only be divided by 1 and themselves without leaving a remainder. Since 31 is a prime number and the only way to express 62 as the sum of two prime numbers is 31 + 31, the answer is 31 and 31.
You can't write that as the sum of two prime numbers. Note: Goldbach's Conjecture (for expressing numbers as the sum of two prime numbers) applies to EVEN numbers.
The sum of any two prime numbers may or may not be prime. The sum of the two prime numbers 2 and 3 is the prime number 5, and the sum of the two prime numbers 5 and 7 is the composite number 12.