Q: What are the factor combinations of the number 714,515?

 A:
Positive:   1 x 7145155 x 142903
Negative: -1 x -714515-5 x -142903


How do I find the factor combinations of the number 714,515?

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 714,515, 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.

1 714,515
-1 -714,515

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 714,515.

Example:
1 x 714,515 = 714,515
and
-1 x -714,515 = 714,515
Notice both answers equal 714,515

With that explanation out of the way, let's continue. Next, we take the number 714,515 and divide it by 2:

714,515 ÷ 2 = 357,257.5

If the quotient is a whole number, then 2 and 357,257.5 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:

1 714,515
-1 -714,515

Now, we try dividing 714,515 by 3:

714,515 ÷ 3 = 238,171.6667

If the quotient is a whole number, then 3 and 238,171.6667 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:

1 714,515
-1 -714,515

Let's try dividing by 4:

714,515 ÷ 4 = 178,628.75

If the quotient is a whole number, then 4 and 178,628.75 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:

1 714,515
-1 714,515
Keep dividing by the next highest number until you cannot divide anymore.

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

15142,903714,515
-1-5-142,903-714,515

More Examples

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