Solutions by everydaycalculation.com

The GCF of 423 and 144 is 9.

- Find the prime factorization of 423

423 = 3 × 3 × 47 - Find the prime factorization of 144

144 = 2 × 2 × 2 × 2 × 3 × 3 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 3 × 3 - GCF =
**9**

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Find hcf of: 846 & 288 1269 & 432 141 & 48 2115 & 720 2961 & 1008 846 & 144 423 & 288 1269 & 144 423 & 432 2115 & 144 423 & 720 2961 & 144 423 & 1008

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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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