Q: What are the factor combinations of the number 9,028,003?

 A:
Positive:   1 x 902800317 x 53105959 x 1530171003 x 9001
Negative: -1 x -9028003-17 x -531059-59 x -153017-1003 x -9001


How do I find the factor combinations of the number 9,028,003?

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 9,028,003, 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 9,028,003
-1 -9,028,003

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 9,028,003.

Example:
1 x 9,028,003 = 9,028,003
and
-1 x -9,028,003 = 9,028,003
Notice both answers equal 9,028,003

With that explanation out of the way, let's continue. Next, we take the number 9,028,003 and divide it by 2:

9,028,003 ÷ 2 = 4,514,001.5

If the quotient is a whole number, then 2 and 4,514,001.5 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 9,028,003
-1 -9,028,003

Now, we try dividing 9,028,003 by 3:

9,028,003 ÷ 3 = 3,009,334.3333

If the quotient is a whole number, then 3 and 3,009,334.3333 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 9,028,003
-1 -9,028,003

Let's try dividing by 4:

9,028,003 ÷ 4 = 2,257,000.75

If the quotient is a whole number, then 4 and 2,257,000.75 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 9,028,003
-1 9,028,003
Keep dividing by the next highest number until you cannot divide anymore.

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

117591,0039,001153,017531,0599,028,003
-1-17-59-1,003-9,001-153,017-531,059-9,028,003

More Examples

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