The factors of 720 are 1 2 3 4 5 6 8 9 12 16 18 20 24 30 36 40 45 48 72 90 144 180 360 720
The prime factors of 720 are 2, 2, 2, 2, 3, 3, and 5.
The prime factorization of 720 is 2 x 2 x 2 x 2 x 3 x 3 x 5 or 24 x 32 x 5.
2 x 2 x 2 x 2 x 3 x 3 x 5 = 720
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24 x 32 x 5
720 is a composite number. A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 have a different name.
The prime factors of 720 are 2, 2, 2, 2, 3, 3, and 5. The prime factors of 450 are 2, 3, 3, 5, and 5. The prime factors they have in common are 2, 3, 3, and 5, so the greatest common factor is 2 x 3 x 3 x 5 = 90.
720 = 2 x 2 x 2 x 2 x 3 x 3 x 5 or 24 x 32 x 5
720 360,2 180,2,2 90,2,2,2 45,2,2,2,2 15,3,2,2,2,2 5,3,3,2,2,2,2