Q: What are the factor combinations of the number 488,437?

 A:
Positive:   1 x 48843737 x 1320143 x 11359307 x 1591
Negative: -1 x -488437-37 x -13201-43 x -11359-307 x -1591


How do I find the factor combinations of the number 488,437?

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 488,437, 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.

1 488,437
-1 -488,437

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 488,437.

Example:
1 x 488,437 = 488,437
and
-1 x -488,437 = 488,437
Notice both answers equal 488,437

With that explanation out of the way, let's continue. Next, we take the number 488,437 and divide it by 2:

488,437 ÷ 2 = 244,218.5

If the quotient is a whole number, then 2 and 244,218.5 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:

1 488,437
-1 -488,437

Now, we try dividing 488,437 by 3:

488,437 ÷ 3 = 162,812.3333

If the quotient is a whole number, then 3 and 162,812.3333 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:

1 488,437
-1 -488,437

Let's try dividing by 4:

488,437 ÷ 4 = 122,109.25

If the quotient is a whole number, then 4 and 122,109.25 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:

1 488,437
-1 488,437
Keep dividing by the next highest number until you cannot divide anymore.

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

137433071,59111,35913,201488,437
-1-37-43-307-1,591-11,359-13,201-488,437

More Examples

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