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13 is a Prime number so its only factors are 1 and itself. Since 13 is not a factor of 28, the only common factor of 13 and 28 is 1.
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What is the greatest factor of 12 and 20?
The greatest common factor of 12 and 20 is 4
What is the greatest common factor of 20 12 and 4?
The GCF of 4, 12, and 20 is 4The GCF is: 4
What is the greatest common factor of 14 20 and 18?
The GCF is 2.
What is the greatest common factor or 20 and 12?
The GCF is 4.
What is the greatest common factor of 12 35 and 20?
The GCF is 1.
What is the greatest factor of 12 and 20?
The greatest common factor of 12 and 20 is 4
What is the greastest common factor of 12 and 20?
The greatest common factor of 12 and 20 is 4.
What is the greatest common factor of 20 12 and 4?
The GCF of 4, 12, and 20 is 4The GCF is: 4
What is the greatest common factor of 20 12 and 20?
The GCF of 12 and 20 is 4.The factors of 12 are 1, 2, 3, 4, 6, and 12. The factors of 20 are 1, 2, 4, 5, 10, and 20.The factors they have in common are 1, 2, and 4. Therefore, 4 is the greatest common factor.The greatest common factor can also be determined from the prime factors by multiplying the common prime factors together.The prime factors of 12 are 2, 2, and 3.The prime factors of 20 are 2, 2, and 5.The common prime factors are 2 and 2, so the greatest common factor is 2 x 2 = 4.The greatest common factor of 12 and 20 is 4
What is the greatest common factor of 14 20 and 18?
The GCF is 2.
What is greatest common factor of 12 and 20?
The GCF is 4.
Greatest common factor in 12 20 and 56?
4
What is the greatest common factor or 20 and 12?
The GCF is 4.
What is the greatest common factor of 10 12 20?
2 is the GCF of 10, 12, and 20.
What is the greatest common factor of 20 and 100?
the greatest common factor of 20 and 100 is:20
What is the greatest common factor of 20 and 30?
The greatest common factor (GCF) of 20 and 30 is 10.
Greatest common factor of 20 and 12?
The GCF is 4.
