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What is the GCF of 1920 and 8402?

The GCF of 1920 and 8402 is 2.

Steps to find GCF

  1. Find the prime factorization of 1920
    1920 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5
  2. Find the prime factorization of 8402
    8402 = 2 × 4201
  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).

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