What is the GCF of 1890 and 1118?
The GCF of 1890 and 1118 is 2.
Steps to find GCF
- Find the prime factorization of 1890
1890 = 2 × 3 × 3 × 3 × 5 × 7 - Find the prime factorization of 1118
1118 = 2 × 13 × 43 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 2
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).