Solutions by everydaycalculation.com

The GCF of 3200 and 2520 is 40.

- Find the prime factorization of 3200

3200 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 - Find the prime factorization of 2520

2520 = 2 × 2 × 2 × 3 × 3 × 5 × 7 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 2 × 2 × 2 × 5 - GCF =
**40**

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Find hcf of: 6400 & 5040 1600 & 1260 9600 & 7560 640 & 504 6400 & 2520 3200 & 5040 9600 & 2520 3200 & 7560

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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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