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# What are the common factors of 30 and 56?

Updated: 9/21/2023

Wiki User

12y ago

1 and 2 are the only common factors of these two numbers.

Wiki User

12y ago

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Q: What are the common factors of 30 and 56?
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### What are the common factors of 56 and 18?

The common factors of 56 and 18 are 1 and 2.

### What are the common factors of 38 and 56?

The common factors of 38 and 56 are 1 and 2.

### What are the common factors of 52 and 56?

The common factors of 52 and 56 are: 1, 2, and 4

### What are the common factors of 12 and 56?

The common factors of 12 and 56 are: 1, 2, and 4

### What are the common factors of 4 and 56?

Since 4 is a factor of 56, all of its factors are common.

### What are the common factors of 56 and 63?

The common factors of 63 and 56 are: 1, 7

### What are all of the common factors of 28 and 56?

Since 28 is a factor of 56, all of the factors of 28 are common to 56.

### What is the greatest common factor of 30 42 and 56?

One way to determine the greatest common factor is to find all the factors of the numbers and compare them. The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30. The factors of 42 are 1, 2, 3, 6, 7, 14, 21, and 42. The factors of 56 are 1, 2, 4, 7, 8, 14, 28, and 56. The common factors are 1 and 2. Therefore, 2 is the greatest common factor. The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together. The prime factors of 30 are 2, 3, and 5. The prime factors of 42 are 2, 3, and 7. The prime factors of 56 are 2, 2, 2, and 7. The prime factors in common are a single 2, so the greatest common factor is 2.

### What are the common factors of 34 and 56?

The common factors of 34 and 56 are 1 and 2

### What are the common factors of 63 and 56 and how?

The factors of 63 are 1,3,7,9,21, and 63 The factors of 56 are 1,2,4,7,8,14,28 and 56. The factors that are shared are 1 and 7. So the common factors of 63 and 56 are 1 and 7.

### What is the common factors of 42and 56?

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

### What are the common factors of 14 and 56?

The common factors of 14 and 56 are 1, 2, 7 and 14.