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They are: 2*2*2*2*3*3 = 144
144 = 2 x 2 x 2 x 2 x 3 x 3. So, 2 and 3 are the two prime numbers.
none of these is a prime number, because the only even number that is prime is 2
To find the prime factors of 144, you can do a prime factorization" 2 x 72 = 144 2 x 2 x 36 2 x 2 x 2 x 18 2 x 2 x 2 x 2 x 9 2 x 2 x 2 x 2 x 3 x 3 = 144 This is the prime factorization of 144 because all factors are prime numbers.
144 is a composite number. A prime number has exactly two distinct factors, which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.