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Q: Is 90 a prime or a composite number?

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it is composite

It is composite.

Ninety is a composite number. Ninety is a composite number.

90 has factors other than 1 and itself, so it is not a prime number. For example, 90 is 9 x 10, so it is a composite number.

90 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.

As an even number greater than 2, 90 is divisible by 2 and therefore composite.

90 is a composite number. A prime number is a whole number that can only be divided by itself & 1. 90 can be divided by 2, 5, 6, 10, 15, 18, 30, 45

No because 97 is a prime number

It is a composite.

No. In fact, every number counting by 90, including 90 itself, is composite.

composite

78 is a composite number. A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1, 2, and 0.

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