Q: What are the factor combinations of the number 1,437,931?

 A:
Positive:   1 x 143793111 x 13072137 x 38863407 x 3533
Negative: -1 x -1437931-11 x -130721-37 x -38863-407 x -3533


How do I find the factor combinations of the number 1,437,931?

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 1,437,931, 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 1,437,931
-1 -1,437,931

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 1,437,931.

Example:
1 x 1,437,931 = 1,437,931
and
-1 x -1,437,931 = 1,437,931
Notice both answers equal 1,437,931

With that explanation out of the way, let's continue. Next, we take the number 1,437,931 and divide it by 2:

1,437,931 ÷ 2 = 718,965.5

If the quotient is a whole number, then 2 and 718,965.5 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 1,437,931
-1 -1,437,931

Now, we try dividing 1,437,931 by 3:

1,437,931 ÷ 3 = 479,310.3333

If the quotient is a whole number, then 3 and 479,310.3333 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 1,437,931
-1 -1,437,931

Let's try dividing by 4:

1,437,931 ÷ 4 = 359,482.75

If the quotient is a whole number, then 4 and 359,482.75 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 1,437,931
-1 1,437,931
Keep dividing by the next highest number until you cannot divide anymore.

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

111374073,53338,863130,7211,437,931
-1-11-37-407-3,533-38,863-130,721-1,437,931

More Examples

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