5, yes.
27, no.
5, 11 and 17 are prime number but 9 and 27 are composite numbers
The prime numbers from 1 to 27 are 2, 3, 5, 7, 11, 13, 17, 19, and 23.
the prime numbers of 1-27: 2, 3, 5, 7, 11, 13, 17, 19, 23
YES
There are 9 prime numbers from 0 to 27:2, 3, 5, 7, 11, 13, 17, 19 and 23
The numbers that are not prime between 27 and 33 are 27, 28, 30, and 32. These numbers are either composite or the number 1 (which is not prime). Specifically, 27 is (3^3), 28 is (2^2 \times 7), 30 is (2 \times 3 \times 5), and 32 is (2^5).
No, neither 27 nor 57 are prime numbers.
Neither 27 nor 52 are prime numbers. Both are composite numbers, instead.
3, 9, 27, 81, 243
23 and 27 are prime numbers whereas 36 and 39 are composite numbers.
no
prime factor of 27 : 3factors of 27: 1, 3, 9, 27