What is the GCF of 7938 and 9792?
The GCF of 7938 and 9792 is 18.
Steps to find GCF
- Find the prime factorization of 7938
7938 = 2 × 3 × 3 × 3 × 3 × 7 × 7 - Find the prime factorization of 9792
9792 = 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 17 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 2 × 3 × 3 - GCF = 18
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).