Solutions by » GCF of two numbers

What is the GCF of 7681 and 9107?

The GCF of 7681 and 9107 is 1.

Steps to find GCF

  1. Find the prime factorization of 7681
    7681 = 7681
  2. Find the prime factorization of 9107
    9107 = 7 × 1301
  3. To find the GCF, multiply all the prime factors common to both numbers:

    Note that there are no common prime factors.
  4. Therefore, GCF = 1 (since 1 is a factor of every number)

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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).