which of the following numbers is a composite number 5,23,47,73,77,79?
Another answer:
77 because it has more than two factors.
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47 is a prime number and not a composite number.
47, 29 & 37 are prime numbers while 49 is a composite number.
Both 41 and 47 are prime numbers.
28 = 2 x 14 and so on 23 is prime 33 = 3 x 11 47 is prime
47 is prime, the rest are composite.