What is the GCF of 2646 and 1715?
The GCF of 2646 and 1715 is 49.
Steps to find GCF
- Find the prime factorization of 2646
2646 = 2 × 3 × 3 × 3 × 7 × 7 - Find the prime factorization of 1715
1715 = 5 × 7 × 7 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 7 × 7 - GCF = 49
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GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).