Q: What are the factor combinations of the number 983,801?

 A:
Positive:   1 x 9838017 x 14054313 x 7567719 x 5177991 x 10811133 x 7397247 x 3983569 x 1729
Negative: -1 x -983801-7 x -140543-13 x -75677-19 x -51779-91 x -10811-133 x -7397-247 x -3983-569 x -1729


How do I find the factor combinations of the number 983,801?

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 983,801, 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.

1 983,801
-1 -983,801

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 983,801.

Example:
1 x 983,801 = 983,801
and
-1 x -983,801 = 983,801
Notice both answers equal 983,801

With that explanation out of the way, let's continue. Next, we take the number 983,801 and divide it by 2:

983,801 ÷ 2 = 491,900.5

If the quotient is a whole number, then 2 and 491,900.5 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:

1 983,801
-1 -983,801

Now, we try dividing 983,801 by 3:

983,801 ÷ 3 = 327,933.6667

If the quotient is a whole number, then 3 and 327,933.6667 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:

1 983,801
-1 -983,801

Let's try dividing by 4:

983,801 ÷ 4 = 245,950.25

If the quotient is a whole number, then 4 and 245,950.25 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:

1 983,801
-1 983,801
Keep dividing by the next highest number until you cannot divide anymore.

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

171319911332475691,7293,9837,39710,81151,77975,677140,543983,801
-1-7-13-19-91-133-247-569-1,729-3,983-7,397-10,811-51,779-75,677-140,543-983,801

More Examples

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