GCF (HCF) of 8 and 52

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What is the Greatest Common Divisor of 8 and 52?

Answer

GCF (HCF) of 8 and 52 is
4

Common factors: 1, 2, 4

4 divides both: 8 ÷ 4 = 2, 52 ÷ 4 = 13 — and 2 and 13 share no factor but 1, so no larger number divides both.

8 = 23

52 = 22 × 13

Prime852Lowest power
2232222
13—13—

— = power 0: the prime is not a factor of this number, so it cannot be in the GCF.

GCF = 22 = 4

See Also

FAQ

What is the Greatest Common Divisor of 8 and 52?

GCF (HCF) of 8 and 52 is 4

How to find the GCF of 8 and 52?

You can find the GCF of 8 and 52 by listing all factors of both numbers and picking the greatest common one, or by prime factorization. The GCF of 8 and 52 is 4.

What prime factors do 8 and 52 share?

The prime factorizations of 8 and 52 have 2 × 2 in common, and multiplying those shared primes gives 4 — exactly the greatest common factor.

How does the GCF reduce the fraction 8/52?

Divide the numerator and the denominator by the GCF 4: 8 ÷ 4 = 2 and 52 ÷ 4 = 13. So 8/52 in lowest terms is 2/13.