33 is not a Prime number, it's a composite number because 3 x 11 = 33.
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3 * 11 = 33
The definition of a prime number is that it is only divisible by itself and one.33 is also divisible by 3 and 11 therefore it is not prime.
The prime factorization of the number 33 is: 3 x 11
The closest prime number to 16, and less than 16, is 13. The closest prime number to 33, and greater than 33, is 37.
13 and 19 are prime. 33 and 45 are composite.