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Subjects>Math>Math & Arithmetic

Is the sum of 2 prime numbers a composite number?

Updated: 11/1/2022

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∙ 12y ago

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yes

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∙ 12y ago

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

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Can 6 prime numbers be added and get a composite number?

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

What is the sum of 5 composite numbers?

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

Is the sum of a prime number and a composite number always even?

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

If you add a prime number to itself is the sum prime or composite?

Composite.

If you add a prime number to itself is the sum composite or prime?

Composite.

Related questions

Is the sum of any two prime numbers always a composite number?

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.

If you add a prime number to itself is the the sum composite or prime?

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

Can 6 prime numbers be added and get a composite number?

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

When adding 2 prime number will the answer be prime?

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.

What is the sum of 5 composite numbers?

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

Is the sum of a prime number and a composite number always even?

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

Is the sum of two composite numbers also composite?

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

What is the sum ratio of the number of one digit prime numbers and the number of one digit composite numbers?

There are four of each.

If you add a prime number to itself is the sum prime or composite?

Composite.

If you add a prime number to itself is the sum composite or prime?

Composite.

Is the sum of two prime numbers can be composite?

Not always, for example 2 + 3 = 5 where 5 is also a prime number.

What is the term for the sum of two prime numbers?

composite

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