Q: What are the factor combinations of the number 966,815?

 A:
Positive:   1 x 9668155 x 19336319 x 5088595 x 10177
Negative: -1 x -966815-5 x -193363-19 x -50885-95 x -10177


How do I find the factor combinations of the number 966,815?

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 966,815, 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.

1 966,815
-1 -966,815

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 966,815.

Example:
1 x 966,815 = 966,815
and
-1 x -966,815 = 966,815
Notice both answers equal 966,815

With that explanation out of the way, let's continue. Next, we take the number 966,815 and divide it by 2:

966,815 ÷ 2 = 483,407.5

If the quotient is a whole number, then 2 and 483,407.5 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:

1 966,815
-1 -966,815

Now, we try dividing 966,815 by 3:

966,815 ÷ 3 = 322,271.6667

If the quotient is a whole number, then 3 and 322,271.6667 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:

1 966,815
-1 -966,815

Let's try dividing by 4:

966,815 ÷ 4 = 241,703.75

If the quotient is a whole number, then 4 and 241,703.75 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:

1 966,815
-1 966,815
Keep dividing by the next highest number until you cannot divide anymore.

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

15199510,17750,885193,363966,815
-1-5-19-95-10,177-50,885-193,363-966,815

More Examples

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