Solutions by everydaycalculation.com

The GCF of 6480 and 2154 is 6.

- Find the prime factorization of 6480

6480 = 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 - Find the prime factorization of 2154

2154 = 2 × 3 × 359 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 2 × 3 - GCF =
**6**

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Find hcf of: 3240 & 1077 2160 & 718 6480 & 4308 6480 & 6462

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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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