Solutions by » GCF of two numbers

What is the GCF of 1854 and 1081?

The GCF of 1854 and 1081 is 1.

Steps to find GCF

  1. Find the prime factorization of 1854
    1854 = 2 × 3 × 3 × 103
  2. Find the prime factorization of 1081
    1081 = 23 × 47
  3. To find the GCF, multiply all the prime factors common to both numbers:

    Therefore, GCF = 1

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