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# What is common factor of 42 and 56?

Updated: 8/30/2023 Wiki User

10y ago

The common factors of 56 and 74 are 1 and 2.

The greatest common factor of 56 and 74 is 2.

Definition: A factor is a divisor - a number that will evenly divide into another number. The common factors of two or more numbers are all the factors that the numbers have in common. The greatest common factor of two or more numbers is the largest factor that the numbers have in common.

Methods:

One way to determine the common factors and greatest common factor is to find all the factors of the numbers and compare them.

The factors of 56 are 1, 2, 4, 7, 8, 14, 28, and 56.

The factors of 74 are 1, 2, 37, and 74.

The common factors are 1 and 2. Therefore, the greatest common factor is 2.

The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together. To then obtain the common factors, list all the factors of the greatest common factor.

The prime factors of 56 are 2, 2, 2, and 7.

The prime factors of 74 are 2 and 37.

The prime factors in common are only the number 2, so the greatest common factor is 2. The factors of 2 are 1 and 2, which are the common factors. Wiki User

13y ago   Wiki User

12y ago
The common factors of 56 and 6 are: 1, 2   Wiki User

10y ago

Common factors of 42 and 56 are: 1, 2, 7, and 14.   Wiki User

11y ago

The GCF is 2.   Wiki User

11y ago

1,2,4,7,14,28   Wiki User

7y ago

The GCF is 14.   Wiki User

6y ago

A common factor of 56 and 49 is 7.   Wiki User

10y ago

1 and 7   Wiki User

6y ago

1 and 7   Anonymous

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3y ago

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Related questions

### Is 7 a common factor of 42 and 65?

No, but 7 is a common factor of 42 and 56

### What is the highest common factor of 42 and 56?

Highest common factor is 7.

### Greatest common factors of 42 and 56?

The greatest common factor of 42 and 56 is 14.

### What is the greatest common factor of 42 56and 98?

The Greatest Common Factor of 42, 56, 98: 14

It is: 14

14

The GCF is 14.

7

The GCF is 14.

The GCF is 14.

It is: 2