Solutions by everydaycalculation.com

The GCF of 14 and 210 is 14.

- Find the prime factorization of 14

14 = 2 × 7 - Find the prime factorization of 210

210 = 2 × 3 × 5 × 7 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 2 × 7 - GCF =
**14**

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Find hcf of: 28 & 420 7 & 105 42 & 630 70 & 1050 98 & 1470 2 & 30 28 & 210 14 & 420 42 & 210 14 & 630 70 & 210 14 & 1050 98 & 210 14 & 1470

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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).

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