Q: What are the factor combinations of the number 29,427,601?

 A:
Positive:   1 x 294276017 x 4203943457 x 643933199 x 9199
Negative: -1 x -29427601-7 x -4203943-457 x -64393-3199 x -9199


How do I find the factor combinations of the number 29,427,601?

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 29,427,601, 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 29,427,601
-1 -29,427,601

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 29,427,601.

Example:
1 x 29,427,601 = 29,427,601
and
-1 x -29,427,601 = 29,427,601
Notice both answers equal 29,427,601

With that explanation out of the way, let's continue. Next, we take the number 29,427,601 and divide it by 2:

29,427,601 ÷ 2 = 14,713,800.5

If the quotient is a whole number, then 2 and 14,713,800.5 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 29,427,601
-1 -29,427,601

Now, we try dividing 29,427,601 by 3:

29,427,601 ÷ 3 = 9,809,200.3333

If the quotient is a whole number, then 3 and 9,809,200.3333 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 29,427,601
-1 -29,427,601

Let's try dividing by 4:

29,427,601 ÷ 4 = 7,356,900.25

If the quotient is a whole number, then 4 and 7,356,900.25 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 29,427,601
-1 29,427,601
Keep dividing by the next highest number until you cannot divide anymore.

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

174573,1999,19964,3934,203,94329,427,601
-1-7-457-3,199-9,199-64,393-4,203,943-29,427,601

More Examples

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