Q: What are the factor combinations of the number 29,382,001?

 A:
Positive:   1 x 2938200111 x 267109117 x 172835371 x 413831187 x 157123781 x 376211207 x 243432213 x 13277
Negative: -1 x -29382001-11 x -2671091-17 x -1728353-71 x -413831-187 x -157123-781 x -37621-1207 x -24343-2213 x -13277


How do I find the factor combinations of the number 29,382,001?

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 29,382,001, 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 29,382,001
-1 -29,382,001

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 29,382,001.

Example:
1 x 29,382,001 = 29,382,001
and
-1 x -29,382,001 = 29,382,001
Notice both answers equal 29,382,001

With that explanation out of the way, let's continue. Next, we take the number 29,382,001 and divide it by 2:

29,382,001 ÷ 2 = 14,691,000.5

If the quotient is a whole number, then 2 and 14,691,000.5 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 29,382,001
-1 -29,382,001

Now, we try dividing 29,382,001 by 3:

29,382,001 ÷ 3 = 9,794,000.3333

If the quotient is a whole number, then 3 and 9,794,000.3333 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 29,382,001
-1 -29,382,001

Let's try dividing by 4:

29,382,001 ÷ 4 = 7,345,500.25

If the quotient is a whole number, then 4 and 7,345,500.25 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 29,382,001
-1 29,382,001
Keep dividing by the next highest number until you cannot divide anymore.

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

11117711877811,2072,21313,27724,34337,621157,123413,8311,728,3532,671,09129,382,001
-1-11-17-71-187-781-1,207-2,213-13,277-24,343-37,621-157,123-413,831-1,728,353-2,671,091-29,382,001

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