Q: What are the factor combinations of the number 975,817?

 A:
Positive:   1 x 97581717 x 5740161 x 15997941 x 1037
Negative: -1 x -975817-17 x -57401-61 x -15997-941 x -1037


How do I find the factor combinations of the number 975,817?

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 975,817, 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.

1 975,817
-1 -975,817

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 975,817.

Example:
1 x 975,817 = 975,817
and
-1 x -975,817 = 975,817
Notice both answers equal 975,817

With that explanation out of the way, let's continue. Next, we take the number 975,817 and divide it by 2:

975,817 ÷ 2 = 487,908.5

If the quotient is a whole number, then 2 and 487,908.5 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:

1 975,817
-1 -975,817

Now, we try dividing 975,817 by 3:

975,817 ÷ 3 = 325,272.3333

If the quotient is a whole number, then 3 and 325,272.3333 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:

1 975,817
-1 -975,817

Let's try dividing by 4:

975,817 ÷ 4 = 243,954.25

If the quotient is a whole number, then 4 and 243,954.25 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:

1 975,817
-1 975,817
Keep dividing by the next highest number until you cannot divide anymore.

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

117619411,03715,99757,401975,817
-1-17-61-941-1,037-15,997-57,401-975,817

More Examples

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