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What is the GCF of 847 and 6615?

The GCF of 847 and 6615 is 7.

Steps to find GCF

  1. Find the prime factorization of 847
    847 = 7 × 11 × 11
  2. Find the prime factorization of 6615
    6615 = 3 × 3 × 3 × 5 × 7 × 7
  3. To find the GCF, multiply all the prime factors common to both numbers:

    Therefore, GCF = 7

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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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