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Greatest common factor of 42 and 165?

Updated: 8/29/2023

Wiki User

13y ago

The greatest common factor (GCF) is often also called the greatest common divisor (GCD) or highest common factor (HCF). Keep in mind that these different terms all refer to the same thing: the largest integer which evenly divides two or more numbers.

The greatest common factor of 42 and 385 is 7

Wiki User

13y ago
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A number a power of a variable or a product of the two is a monomial while a polynomial is the of monomials

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Wiki User

13y ago

Prime factor each term then multiply all the common prime numbers together to get the GCF.

42=2x3x7

165=3x5x11

GCF=3

Wiki User

10y ago

Factors of 165: 1, 3, 5, 11, 15, 33, 55, 165

Factors of 385: 1, 5, 7, 11, 35, 55, 77, 385

GCF (165, 385) = 55

Wiki User

9y ago

To have a common factor, you have to have two or more numbers.

The factors of 385 are: 1, 5, 77, 385

1 x 385

5 x 77

Wiki User

12y ago

The Greatest Common Factor (GCF) is: 1.

Wiki User

10y ago

The GCF is 5.

Wiki User

8y ago

The GCF is 55.

Wiki User

8y ago

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13y ago

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