What is the GCF of 1890 and 810?
The GCF of 1890 and 810 is 270.
Steps to find GCF
- Find the prime factorization of 1890
1890 = 2 × 3 × 3 × 3 × 5 × 7 - Find the prime factorization of 810
810 = 2 × 3 × 3 × 3 × 3 × 5 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 2 × 3 × 3 × 3 × 5 - GCF = 270
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Related
Find HCF of: 3780 & 1620 945 & 405 5670 & 2430 630 & 270 9450 & 4050 378 & 162 3780 & 810 1890 & 1620 5670 & 810 1890 & 2430 9450 & 810 1890 & 4050 1890 & 5670
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).