Q: What are the factor combinations of the number 784,325?

 A:
Positive:   1 x 7843255 x 15686525 x 31373137 x 5725229 x 3425685 x 1145
Negative: -1 x -784325-5 x -156865-25 x -31373-137 x -5725-229 x -3425-685 x -1145


How do I find the factor combinations of the number 784,325?

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 784,325, 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.

1 784,325
-1 -784,325

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 784,325.

Example:
1 x 784,325 = 784,325
and
-1 x -784,325 = 784,325
Notice both answers equal 784,325

With that explanation out of the way, let's continue. Next, we take the number 784,325 and divide it by 2:

784,325 ÷ 2 = 392,162.5

If the quotient is a whole number, then 2 and 392,162.5 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:

1 784,325
-1 -784,325

Now, we try dividing 784,325 by 3:

784,325 ÷ 3 = 261,441.6667

If the quotient is a whole number, then 3 and 261,441.6667 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:

1 784,325
-1 -784,325

Let's try dividing by 4:

784,325 ÷ 4 = 196,081.25

If the quotient is a whole number, then 4 and 196,081.25 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:

1 784,325
-1 784,325
Keep dividing by the next highest number until you cannot divide anymore.

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

15251372296851,1453,4255,72531,373156,865784,325
-1-5-25-137-229-685-1,145-3,425-5,725-31,373-156,865-784,325

More Examples

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