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Q: What numbers are prime 14 15 27 29 31 45 52?

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No, neither of them are.

No.

No, odd numbers such as 9, 15, 21, and 27 are not prime.

They are all prime numbers except for 15 21 25 and 27 which are composite numbers

YES

If you mean: 12 13 15 17 27 and 29 then the prime numbers are 13 17 and 29

14 = 2 × 7 27 = 3³ → hcf(14, 27) = 1 → 14 and 27 are relatively prime.

No, neither 27 nor 57 are prime numbers.

no

Neither 27 nor 52 are prime numbers. Both are composite numbers, instead.

Prime numbers: 11, 13, 17, 19, 23, 29 Composite numbers: 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30

prime factor of 27 : 3factors of 27: 1, 3, 9, 27

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