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33 has the factors ,3, & '11' ; it is composite

43 has no factors ; it is a Prime number

63 has the factors 3,7,9,21 ; it is composite.

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lenpollock

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10mo ago

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43 is a prime number because it has exactly two factors, 1 and 43. 33 and 63 each have 3 as a factor as well as 1 and themselves, so they are composite numbers.

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Wiki User

13y ago
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Q: Which is a prime number 33 43 63?
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