What is the GCF of 630 and 1680?
The GCF of 630 and 1680 is 210.
Steps to find GCF
- Find the prime factorization of 630
630 = 2 × 3 × 3 × 5 × 7 - Find the prime factorization of 1680
1680 = 2 × 2 × 2 × 2 × 3 × 5 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 2 × 3 × 5 × 7 - GCF = 210
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Find HCF of: 1260 & 3360 315 & 840 1890 & 5040 210 & 560 3150 & 8400 126 & 336 90 & 240 1260 & 1680 630 & 3360 1890 & 1680 630 & 5040 3150 & 1680 630 & 8400 4410 & 1680
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).