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Q: Is 80 an composite number

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Yes - since 80 is an even number, it is a composite number.

It is 70

How about 81 or any number that is not a prime number.

78

Composite factors of 80 : 4, 8, 10, 16, 20, 40, 80 Factors of 80: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80

Answer:80 is not a prime number. It is a composite number.Definition:A prime number has exactly two factors: 1 (also known as unity) and itself. A composite number has more than two factors; in other words, it has at least one factor besides 1 and itself.Explanation:Any number ending in 0, 2, 4, 6, or 8 is evenly divisible by 2, so it has 2 as a factor. 80 is also divisible by 2, so it is a composite number.

No. All even numbers are composite except the number 2.

Answer:80 is not a prime number. It is a composite number.Definition:A prime number has exactly two factors: 1 (also known as unity) and itself. A composite number has more than two factors; in other words, it has at least one factor besides 1 and itself.Explanation:Any number ending in 0, 2, 4, 6, or 8 is evenly divisible by 2, so it has 2 as a factor. 80 is also divisible by 2, so it is a composite number.

70, 72, 74, 75, 76, 77, 78, 80

The only composite factor of 65 is 65. The composite factors of 80 are 4, 8, 10, 16, 20, 40, 80

eighty is a composite number since it has the divisors of 16 and 5, 2 and 40,etc... in addition to 1 and its self (80).

No primes are composite. The prime factors of 80 are 2 and 5.

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