What is the GCF of 1605 and 1890?
The GCF of 1605 and 1890 is 15.
Steps to find GCF
- Find the prime factorization of 1605
1605 = 3 × 5 × 107 - Find the prime factorization of 1890
1890 = 2 × 3 × 3 × 3 × 5 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 3 × 5 - GCF = 15
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Related
Find HCF of: 3210 & 3780 4815 & 5670 535 & 630 8025 & 9450 321 & 378 3210 & 1890 1605 & 3780 4815 & 1890 1605 & 5670 8025 & 1890 1605 & 9450
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).