Answer: 41
A prime number only has two factors: 1 and itself
A composite number has more than two factors.
Let's identify the following numbers:
24 is composite because it has factors like 2, 3, 8, and 12.
16 is composite because it has factors like 8, 2, and 4.
64 is composite because it has factors like 2, 24, and 8.
41 is prime because it's factors are 1 and 41.