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3*5*7=105◄

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Q: What composite number has 3 5 7 as prime factors?
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Is 771 a prime number or a composite number?

771 is a composite number. Its prime factors are 3, 257


What are prime the numbers and the composite numbers?

A prime number is 2 factors and a composite number is 3 or more!


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3 is a prime number because it has only two factors which are itself and one. A composite number has factors other than 1 and itself.prime


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ok well i am in prime and composite in math class and this is how: If the number is a prime then it can only have 2 factors. If it has 3 or more it is a composite number. Say 25 has a lot of factors so it is a composite number. And if 1 has only 1 factor then it is a prime number. And there you have prime and composite.


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3 is prime number so its only factors are 1 and itself. ^_^


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The factors of 33 are 1, 3, 11, and 33. It has 3 or more factors. It is a composite number.


Is 21 a prime or composite number?

21 is a Composite Number. A prime number is a whole number that only has two factors which are itself and one. A composite number has factors in addition to one and itself. 21 is divisible by 3 and 7.


Is 3 a composite number?

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A composite factor is a factor that is a composite number, as opposed to a prime factor which is a factor that is a prime number.


Is 18 composite or prime?

The factors of 18 are: 1, 2, 3, 6, 9, and 18.Since there are other factors in addition to '1' and the number itself,the number is composite.18 is a composite number because it has more than 2 factors18 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.18 is not prime; it is composite. 18 = 2 * 3 * 3


Is 3 and 4 prime or composite?

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The prime factors of 78 are 2, 3, and 13.