Solutions by everydaycalculation.com

The GCF of 280 and 4160 is 40.

- Find the prime factorization of 280

280 = 2 × 2 × 2 × 5 × 7 - Find the prime factorization of 4160

4160 = 2 × 2 × 2 × 2 × 2 × 2 × 5 × 13 - 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: 560 & 8320 140 & 2080 56 & 832 560 & 4160 280 & 8320 840 & 4160 1400 & 4160 1960 & 4160

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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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