GCF (HCF) of 72 and 96

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What is the Greatest Common Divisor of 72 and 96?

Answer

GCF (HCF) of 72 and 96 is
24

Common factors: 1, 2, 3, 4, 6, 8, 12, 24

24 divides both: 72 ÷ 24 = 3, 96 ÷ 24 = 4 — and 3 and 4 share no factor but 1, so no larger number divides both.

72 = 23 × 32

96 = 25 × 3

Prime7296Lowest power
2232523
33233

GCF = 23 × 3 = 24

See Also

GCF Table

Number 1Number 2GCF
72819
72822
72831
728412
72851
72862
72873
72888
72891
729018
72911
72924
72933
72942
72951
729624
72971
72982
72999
721004
721011
721026
721031
721048
721053
721062
721071
7210836
721091
721102

FAQ

What is the Greatest Common Divisor of 72 and 96?

GCF (HCF) of 72 and 96 is 24

How to find the GCF of 72 and 96?

You can find the GCF of 72 and 96 by listing all factors of both numbers and picking the greatest common one, or by prime factorization. The GCF of 72 and 96 is 24.

What prime factors do 72 and 96 share?

The prime factorizations of 72 and 96 have 2 × 2 × 2 × 3 in common, and multiplying those shared primes gives 24 — exactly the greatest common factor.

How does the GCF reduce the fraction 72/96?

Divide the numerator and the denominator by the GCF 24: 72 ÷ 24 = 3 and 96 ÷ 24 = 4. So 72/96 in lowest terms is 3/4.