# What is the greatest common factor of 57 and 69?

**Answer**: 3

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

**Method**:

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 57 are 1, 3, 19, and 57.

The factors of 69 are 1, 3, 23, and 69.

The common factors are 1 and 3. Therefore, the greatest common
factor is 3.

It is: 3

### What is the greatest common factor of 69?

There is not a greatest common factor of a single number, such as 69, because there cannot be a greatest common factor without two or more numbers to compare. Common factors are factors that the numbers being compared have in common. The greatest common factor is the largest factor that all the numbers being compared have in common. The factors of 69 are 1, 3, 23, and 69. The prime factors of 69 are 3…

### What is the greatest common factor of 43 and 69?

The greatest common factor of 43 and 69 is 1. A factor is a divisor - a number that will evenly divide into another number. The greatest common factor of two or more numbers is the largest factor that both numbers have in common. 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 43 are 1 and 43…

### What is the greatest common factor of 45 and 69?

Answer: 3 Definition: A factor is a divisor - a number that will evenly divide into another number. The greatest common factor of two or more numbers is the largest factor that the numbers have in common. Method: 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 45 are 1, 3, 5, 9, 15, and 45. The factors…