Q: What are the factor combinations of the number 27,504,029?

 A:
Positive:   1 x 275040297 x 3929147107 x 257047749 x 36721
Negative: -1 x -27504029-7 x -3929147-107 x -257047-749 x -36721


How do I find the factor combinations of the number 27,504,029?

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 27,504,029, 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 27,504,029
-1 -27,504,029

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 27,504,029.

Example:
1 x 27,504,029 = 27,504,029
and
-1 x -27,504,029 = 27,504,029
Notice both answers equal 27,504,029

With that explanation out of the way, let's continue. Next, we take the number 27,504,029 and divide it by 2:

27,504,029 ÷ 2 = 13,752,014.5

If the quotient is a whole number, then 2 and 13,752,014.5 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 27,504,029
-1 -27,504,029

Now, we try dividing 27,504,029 by 3:

27,504,029 ÷ 3 = 9,168,009.6667

If the quotient is a whole number, then 3 and 9,168,009.6667 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 27,504,029
-1 -27,504,029

Let's try dividing by 4:

27,504,029 ÷ 4 = 6,876,007.25

If the quotient is a whole number, then 4 and 6,876,007.25 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 27,504,029
-1 27,504,029
Keep dividing by the next highest number until you cannot divide anymore.

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

1710774936,721257,0473,929,14727,504,029
-1-7-107-749-36,721-257,047-3,929,147-27,504,029

More Examples

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