Solutions by » GCF of two numbers

What is the GCF of 1726 and 9798?

The GCF of 1726 and 9798 is 2.

Steps to find GCF

  1. Find the prime factorization of 1726
    1726 = 2 × 863
  2. Find the prime factorization of 9798
    9798 = 2 × 3 × 23 × 71
  3. To find the GCF, multiply all the prime factors common to both numbers:

    Therefore, GCF = 2

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