Q: What are the factor combinations of the number 897,755?

 A:
Positive:   1 x 8977555 x 179551409 x 2195439 x 2045
Negative: -1 x -897755-5 x -179551-409 x -2195-439 x -2045


How do I find the factor combinations of the number 897,755?

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 897,755, 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.

1 897,755
-1 -897,755

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 897,755.

Example:
1 x 897,755 = 897,755
and
-1 x -897,755 = 897,755
Notice both answers equal 897,755

With that explanation out of the way, let's continue. Next, we take the number 897,755 and divide it by 2:

897,755 ÷ 2 = 448,877.5

If the quotient is a whole number, then 2 and 448,877.5 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:

1 897,755
-1 -897,755

Now, we try dividing 897,755 by 3:

897,755 ÷ 3 = 299,251.6667

If the quotient is a whole number, then 3 and 299,251.6667 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:

1 897,755
-1 -897,755

Let's try dividing by 4:

897,755 ÷ 4 = 224,438.75

If the quotient is a whole number, then 4 and 224,438.75 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:

1 897,755
-1 897,755
Keep dividing by the next highest number until you cannot divide anymore.

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

154094392,0452,195179,551897,755
-1-5-409-439-2,045-2,195-179,551-897,755

More Examples

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