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Is 21 one a prime

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Anonymous

∙ 11y ago
Updated: 8/20/2019

No 21 is not a Prime number because it has more than two factors therefore it is a composite number

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Wiki User

∙ 11y ago
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Related Questions

Is 21 seven a prime number?

21 is the product of two prime numbers, three and seven. A prime number is defined as a number divisible only by one or itself. So ... NO ... 21 is not a prime number.


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