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it is composite. Note that the sum of the digits is 3+2+1=6 and since this is a multiple of 3, we know that 3 is a factor of 321. in fact, 321 divided by 3 is 107

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โˆ™ 2009-09-28 17:47:27
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Q: Is 321 prime or composite
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Related questions

Is 321 a prime or composite number?

It is a composite number.


Is 321 prime?

No, 321 is composite. 3 x 107 precludes 321 from being prime on the basis that prime numbers may only consist of a factor of one and itself.


Is 642 prime or composite?

642 is composite. It is divisible by 2, 3, 107, 214, and 321.


What are the factors and prime factors of 321?

321 is a composite number because it has factors other than 1 and itself. It is not a prime number.The 4 factors of 321 are 1, 3, 107, and 321.The factor pairs of 321 are 1 x 321 and 3 x 107.The proper factors of 321 are 1, 3, and 107 or,if the definition you are using excludes 1, they are 3 and 107.The prime factors of 321 are 3 and 107.The distinct prime factors (listing each prime factor only once) of 321 are also 3 and 107.The prime factorization of 321 is 3 x 107.NOTE: There cannot be common factors, a greatest common factor, or a least common multiple because "common" refers to factors or multiples that two or more numbers have in common.


Is 17 prime or composite number?

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What is the Prime Factorization of 321?

321 = 3*107.


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4, composite. 67, prime.


What is 321 in prime factorization?

321 = 3 x 107


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