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Earn +20 ptsQ: Is 1155 a composite number a prime or nethier?
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Is 1155 a prime number or a composite number?
1155 is a composite number because it ends with 5. All numbers that end with 5 except 5 itself are composite numbers because they are divisible by 5, which means there are at least three factors, 1, 5, and the number itself.
Is 1155 a prime number?
1155 = 3 * 5 * 7 * 11 So, no, since it has factors other than one and itself, it's composite.
What is the smallest odd number with four different prime factors?
1155
What is the smallest number whose prime factors are 3 5 7 11?
Well, honey, the smallest number with prime factors 3, 5, 7, and 11 is simply the product of these primes: 3 * 5 * 7 * 11 = 1155. So, there you have it, darling, 1155 is the smallest number you're looking for.
What is the prime factorization of 1155?
3 x 5 x 7 x 11 = 1155
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