What is the GCF of 9720 and 2169?
The GCF of 9720 and 2169 is 9.
Steps to find GCF
- Find the prime factorization of 9720
9720 = 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 - Find the prime factorization of 2169
2169 = 3 × 3 × 241 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 3 × 3 - GCF = 9
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).