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Q: Is 1155 a prime

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1155 is not prime. 1155 = 3 * 5 * 7 * 11

As a product of its prime factors: 3*5*7*11 = 1155

As a product of its prime factors: 3*5*7*11 = 1155

The factors of 1155 = 1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, and 1155. The prime factors of 1155 are 3, 5, 7, 11.

prime numbers that divide into 1155 = 3, 5, 7, 11

1155 = 3 x 5 x 7 x 11

3 x 5 x 7 x 11 = 1155

3 x 5 x 7 x 11 = 1155

Yes. 1155 = 3 * 5 * 7 * 11

1155 = 3 x 5 x 7 x 11

3 x 5 x 7 x 11 = 1155

As a product of its prime factors: 3*5*7*11 = 1155

1155 is a composite number because it has more than two factors

No

composite

It is composite.

11

prime factorization of 1155: 3 x 5 x 7 x 11

1155 = 3 x 5 x 7 x 11

1155 is a composite number because it has more than two factors.

1155, 3x5x7x11=1155.

3 x 5 x 7 x 11 = 1155

3 x 5 x 7 x 11 = 1155

1155 is obviously a multiple of 5 and a multiple of 11, so it is a composite number.

It is composite