Solutions by everydaycalculation.com

The GCF of 126 and 18 is 18.

- Find the prime factorization of 126

126 = 2 × 3 × 3 × 7 - Find the prime factorization of 18

18 = 2 × 3 × 3 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 2 × 3 × 3 - GCF =
**18**

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Find hcf of: 252 & 36 63 & 9 378 & 54 42 & 6 630 & 90 882 & 126 252 & 18 126 & 36 378 & 18 126 & 54 630 & 18 126 & 90 882 & 18 126 & 126

Enter two numbers separate by comma. To find GCF of more than two numbers, click here.

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

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