Solutions by everydaycalculation.com

The GCF of 2520 and 84 is 84.

- Find the prime factorization of 2520

2520 = 2 × 2 × 2 × 3 × 3 × 5 × 7 - Find the prime factorization of 84

84 = 2 × 2 × 3 × 7 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 2 × 2 × 3 × 7 - GCF =
**84**

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Find HCF of: 5040 & 168 1260 & 42 7560 & 252 840 & 28 360 & 12 5040 & 84 2520 & 168 7560 & 84 2520 & 252 2520 & 420 2520 & 588

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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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