Q: What are the factor combinations of the number 224,081?

 A:
Positive:   1 x 22408111 x 2037113 x 17237143 x 1567
Negative: -1 x -224081-11 x -20371-13 x -17237-143 x -1567


How do I find the factor combinations of the number 224,081?

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 224,081, 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.

1 224,081
-1 -224,081

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 224,081.

Example:
1 x 224,081 = 224,081
and
-1 x -224,081 = 224,081
Notice both answers equal 224,081

With that explanation out of the way, let's continue. Next, we take the number 224,081 and divide it by 2:

224,081 ÷ 2 = 112,040.5

If the quotient is a whole number, then 2 and 112,040.5 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:

1 224,081
-1 -224,081

Now, we try dividing 224,081 by 3:

224,081 ÷ 3 = 74,693.6667

If the quotient is a whole number, then 3 and 74,693.6667 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:

1 224,081
-1 -224,081

Let's try dividing by 4:

224,081 ÷ 4 = 56,020.25

If the quotient is a whole number, then 4 and 56,020.25 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:

1 224,081
-1 224,081
Keep dividing by the next highest number until you cannot divide anymore.

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

111131431,56717,23720,371224,081
-1-11-13-143-1,567-17,237-20,371-224,081

More Examples

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