What is the GCF of 66 and 630?
The GCF of 66 and 630 is 6.
Steps to find GCF
- Find the prime factorization of 66
66 = 2 × 3 × 11 - Find the prime factorization of 630
630 = 2 × 3 × 3 × 5 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 2 × 3 - GCF = 6
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Related
Find HCF of: 132 & 1260 33 & 315 198 & 1890 22 & 210 330 & 3150 462 & 4410 132 & 630 66 & 1260 198 & 630 66 & 1890 330 & 630 66 & 3150 462 & 630 66 & 4410
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).