No.
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65
No 65 is not prime since it has factors of 1 and 65 or 1*65=65 and 5 and 13 or 5*13=65. Prime numbers have only 1 and that number as its factors.
prime numbers
54 and 99 are not prime numbers because they have more than two factors.
The prime factorization of 99 is: 3 * 3 * 11 = 99