28 is a composite number because it has factors of 2 and 7.
21 and 28 are composite.
No, 28 is a Composite Number.
composite and 2*2*7 = 28
The composite factors of 28 are 4, 14, 28 The composite factors of 24 are 4, 6, 8, 12, 24
28 is a composite number because it has more than two factors but 29 is a prime number because it has only two factors.
28 is composite. Its factors are 1, 2, 4, 7, 14 and 28. Since it has factors other than 1 and itself, it is not prime - it is composite.Its prime factors are 2×2×7.28 is an even number greater than 2. It is a composite number.28 is composite.
28 is a composite number because it can be divided by more numbers than it's self and one.
30
28 is a composite number because it has 6 factors: 1, 2, 4, 7, 14, and 28.
Not all numbers between 20 and 28 are composite numbers. 23 is a prime number.
28, like all even numbers greater than 2, is a composite number.