Q: What are the factor combinations of the number 440,713?

 A:
Positive:   1 x 4407137 x 6295913 x 3390129 x 1519791 x 4843167 x 2639203 x 2171377 x 1169
Negative: -1 x -440713-7 x -62959-13 x -33901-29 x -15197-91 x -4843-167 x -2639-203 x -2171-377 x -1169


How do I find the factor combinations of the number 440,713?

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 440,713, 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.

1 440,713
-1 -440,713

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 440,713.

Example:
1 x 440,713 = 440,713
and
-1 x -440,713 = 440,713
Notice both answers equal 440,713

With that explanation out of the way, let's continue. Next, we take the number 440,713 and divide it by 2:

440,713 ÷ 2 = 220,356.5

If the quotient is a whole number, then 2 and 220,356.5 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:

1 440,713
-1 -440,713

Now, we try dividing 440,713 by 3:

440,713 ÷ 3 = 146,904.3333

If the quotient is a whole number, then 3 and 146,904.3333 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:

1 440,713
-1 -440,713

Let's try dividing by 4:

440,713 ÷ 4 = 110,178.25

If the quotient is a whole number, then 4 and 110,178.25 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:

1 440,713
-1 440,713
Keep dividing by the next highest number until you cannot divide anymore.

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

171329911672033771,1692,1712,6394,84315,19733,90162,959440,713
-1-7-13-29-91-167-203-377-1,169-2,171-2,639-4,843-15,197-33,901-62,959-440,713

More Examples

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