Solutions by » GCF of two numbers

What is the GCF of 866 and 4049?

The GCF of 866 and 4049 is 1.

Steps to find GCF

  1. Find the prime factorization of 866
    866 = 2 × 433
  2. Find the prime factorization of 4049
    4049 = 4049
  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).