GCF (HCF) of 14 and 9

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What is the Greatest Common Divisor of 14 and 9?

Answer

GCF (HCF) of 14 and 9 is
1

Common factors: 1

Only 1 divides both: 14 and 9 share no prime factor.

Such numbers are called coprime (relatively prime); their LCM is just the product: 14 × 9 = 126.

14 = 2 × 7

9 = 32

Prime149Lowest power
22——
3—32—
77——

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

GCF = 1

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GCF Table

Number 1Number 2GCF
1411
1491
14151
14162
14171
14182
14191
14202
14217
14222
14231
14242
14251
14262
14271
142814
14302
14322
14331
14342
14357
14362
14382
14391
14411
144214
14431
14442
14451
14462

FAQ

What is the Greatest Common Divisor of 14 and 9?

GCF (HCF) of 14 and 9 is 1

How to find the GCF of 14 and 9?

You can find the GCF of 14 and 9 by listing all factors of both numbers and picking the greatest common one, or by prime factorization. The GCF of 14 and 9 is 1.

What prime factors do 14 and 9 share?

14 and 9 have no prime factor in common, so the only integer that divides both of them is 1 and their GCF is 1.

How does the GCF reduce the fraction 14/9?

Divide the numerator and the denominator by the GCF 1: 14 ÷ 1 = 14 and 9 ÷ 1 = 9. So 14/9 in lowest terms is 14/9.

Are 14 and 9 coprime?

Yes, 14 and 9 are coprime (relatively prime) because their Greatest Common Factor is 1.

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