Q: What are the factor combinations of the number 8,275?

 A:
Positive:   1 x 82755 x 165525 x 331
Negative: -1 x -8275-5 x -1655-25 x -331


How do I find the factor combinations of the number 8,275?

Unfortunately, there's not simple formula to identifying all of the factors of a number and it can be a tedious process when trying to identify the divisors of larger numbers. To find the factor combinations of the number 8,275, it is easier to work with a table - it's called factoring from the outside in.

Outside in Factoring

We start by creating a table and writing 1 on the left side and then the number we're trying to find the factors for on the right side in a table. Then, below that, write the numbers as a negative as well.

1 8,275
-1 -8,275

Why are the negative numbers included?

When you multiply two negative numbers together, you get a positive number. That means both the positive and negative numbers are factors of 8,275.

Example:
1 x 8,275 = 8,275
and
-1 x -8,275 = 8,275
Notice both answers equal 8,275

With that explanation out of the way, let's continue. Next, we take the number 8,275 and divide it by 2:

8,275 ÷ 2 = 4,137.5

If the quotient is a whole number, then 2 and 4,137.5 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.

Here is what our table should look like at this step:

1 8,275
-1 -8,275

Now, we try dividing 8,275 by 3:

8,275 ÷ 3 = 2,758.3333

If the quotient is a whole number, then 3 and 2,758.3333 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.

Here is what our table should look like at this step:

1 8,275
-1 -8,275

Let's try dividing by 4:

8,275 ÷ 4 = 2,068.75

If the quotient is a whole number, then 4 and 2,068.75 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.

Here is what our table should look like at this step:

1 8,275
-1 8,275
Keep dividing by the next highest number until you cannot divide anymore.

If you did it right, you will end up with this table:

15253311,6558,275
-1-5-25-331-1,655-8,275

More Examples

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