What two numbers have a GCF of 319?

Here we will explain and show you how to find what two numbers have the Greatest Common Factor (GCF) of 319.

There is actually an infinite number of answers to this question. First, note that both the numbers we are looking for must be multiples of 319. Below is the beginning list of multiples of 319 (1 through 7) in numerical order.

1. 319
2. 638
3. 957
4. 1276
5. 1595
6. 1914
7. 2233
etc...

Two numbers that have a GCF of 319 can be 319 and any other number on the list above. Thus, two numbers that have a GCF of 319 are:

319 & 638
319 & 957
319 & 1276
etc...

That is not all! Any combination of any multiple of 319 and "odd" multiples of 319 will also have GCF of 319. We numbered the multiples above so it would be easy to identify the "odd" multiples (number 1, 3, 5, 7, etc). Thus, here are some more examples of two numbers that also have a GCF of 319.

638 & 957
638 & 1595
1276 & 1595
1276 & 2233
etc...

Like we stated above, there are infinite combinations of two numbers whose GCF is 319. The lists we created can go on forever.

Two numbers have a GCF of Calculator
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Teacher Tip: If you are a teacher, you could ask these questions of your students: "I am thinking of two numbers and the GCF is 319, what are the numbers?" or "What are two numbers whose GCF is 319?"

What two numbers have a GCF of 320?
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