GCF (HCF) of 26 and 34

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What is the Greatest Common Divisor of 26 and 34?

Answer

GCF (HCF) of 26 and 34 is
2

Common factors: 1, 2

2 divides both: 26 ÷ 2 = 13, 34 ÷ 2 = 17 — and 13 and 17 share no factor but 1, so no larger number divides both.

26 = 2 × 13

34 = 2 × 17

Prime2634Lowest power
2222
1313——
17—17—

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

GCF = 2

See Also

FAQ

What is the Greatest Common Divisor of 26 and 34?

GCF (HCF) of 26 and 34 is 2

How to find the GCF of 26 and 34?

You can find the GCF of 26 and 34 by listing all factors of both numbers and picking the greatest common one, or by prime factorization. The GCF of 26 and 34 is 2.

What prime factors do 26 and 34 share?

The prime factorizations of 26 and 34 have 2 in common, and multiplying those shared primes gives 2 — exactly the greatest common factor.

How does the GCF reduce the fraction 26/34?

Divide the numerator and the denominator by the GCF 2: 26 ÷ 2 = 13 and 34 ÷ 2 = 17. So 26/34 in lowest terms is 13/17.