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Q: Is the sum of 2 prime numbers a composite number?

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The sum of any two prime numbers is not always a composite number. The sum of 2 and 11 is 13, and 13 is a prime number, not a composite number.

The sum of two prime numbers will be composite unless one of the prime numbers is 2.

Yes.The sum of any six prime numbers, excluding 2, will be even. So the sum will be composite.

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.

The sum of 5 composite numbers can be either composite, or prime, depending on the case.

No, the sum of a prime number and a composite number is not always even.

Composite.

Composite.

Not always as for example 20+9 = 29 which is a prime number

There are four of each.

composite

No, it is composite.

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