What is the GCF of 1620 and 3780?
The GCF of 1620 and 3780 is 540.
Steps to find GCF
- Find the prime factorization of 1620
1620 = 2 × 2 × 3 × 3 × 3 × 3 × 5 - Find the prime factorization of 3780
3780 = 2 × 2 × 3 × 3 × 3 × 5 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 2 × 2 × 3 × 3 × 3 × 5 - GCF = 540
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Find HCF of: 3240 & 7560 810 & 1890 540 & 1260 324 & 756 3240 & 3780 1620 & 7560 4860 & 3780 8100 & 3780
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).