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Q: Is 291 a prime number

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291 has two prime factors: 3 and 97.

291 = 3 x 97

The PF of 291 is: 3 x 97

composite because it has more than two factors

prime

Related questions

97*3 = 291 so 291 is composite, not prime.

The prime factorization of 291 is 3x97.

composite

The digits of 291 add to 12 which is divisible by 3. So 291 is divisible by 3 so it cannot be prime.

291 = 3 X 97 and so therefore is a composite number.

3

It is composite.

291 has two prime factors: 3 and 97.

Prime

291 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.

291 = 3 x 97

291 = 3 x 97

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