Q: What are the factor combinations of the number 525,707?

 A:
Positive:   1 x 5257077 x 7510113 x 4043953 x 991991 x 5777109 x 4823371 x 1417689 x 763
Negative: -1 x -525707-7 x -75101-13 x -40439-53 x -9919-91 x -5777-109 x -4823-371 x -1417-689 x -763


How do I find the factor combinations of the number 525,707?

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 525,707, 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.

1 525,707
-1 -525,707

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 525,707.

Example:
1 x 525,707 = 525,707
and
-1 x -525,707 = 525,707
Notice both answers equal 525,707

With that explanation out of the way, let's continue. Next, we take the number 525,707 and divide it by 2:

525,707 ÷ 2 = 262,853.5

If the quotient is a whole number, then 2 and 262,853.5 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:

1 525,707
-1 -525,707

Now, we try dividing 525,707 by 3:

525,707 ÷ 3 = 175,235.6667

If the quotient is a whole number, then 3 and 175,235.6667 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:

1 525,707
-1 -525,707

Let's try dividing by 4:

525,707 ÷ 4 = 131,426.75

If the quotient is a whole number, then 4 and 131,426.75 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:

1 525,707
-1 525,707
Keep dividing by the next highest number until you cannot divide anymore.

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

171353911093716897631,4174,8235,7779,91940,43975,101525,707
-1-7-13-53-91-109-371-689-763-1,417-4,823-5,777-9,919-40,439-75,101-525,707

More Examples

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