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Subjects>Math>Basic Math

Is 28 a prime or composite number and why?

Updated: 4/28/2022

Wiki User

∙ 7y ago

Best Answer

composite because it has more than two factors

Wiki User

∙ 7y ago

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Wiki User

∙ 12y ago

28 is a composite number. A Prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.

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Continue Learning about Basic Math

Is 28 prime or composite or neither?

composite

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It is prime

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Is 28 prime or composite if it is composite write the prime factorization of the number?

composite and 2*2*7 = 28

Is it 28 is a prime?

No, 28 is a Composite Number.

Are 28 and 29 prime or composite?

28 is a composite number because it has more than two factors but 29 is a prime number because it has only two factors.

Is 28 prime or composites?

28 is composite. Its factors are 1, 2, 4, 7, 14 and 28. Since it has factors other than 1 and itself, it is not prime - it is composite.Its prime factors are 2×2×7.28 is an even number greater than 2. It is a composite number.28 is composite.

What is a prime factor of the composite number 28?

2 and 7

Are 20-28 composite numbers?

Not all numbers between 20 and 28 are composite numbers. 23 is a prime number.

Is 28 prime composite or square?

28, like all even numbers greater than 2, is a composite number.

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28 is a composite number because it has 6 factors: 1, 2, 4, 7, 14, and 28.

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Is 28 prime or composite or neither?

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Is a 56 prime number?

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