Q: What are the factor combinations of the number 898,885?

 A:
Positive:   1 x 8988855 x 17977713 x 6914565 x 13829
Negative: -1 x -898885-5 x -179777-13 x -69145-65 x -13829


How do I find the factor combinations of the number 898,885?

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 898,885, 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.

1 898,885
-1 -898,885

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 898,885.

Example:
1 x 898,885 = 898,885
and
-1 x -898,885 = 898,885
Notice both answers equal 898,885

With that explanation out of the way, let's continue. Next, we take the number 898,885 and divide it by 2:

898,885 ÷ 2 = 449,442.5

If the quotient is a whole number, then 2 and 449,442.5 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:

1 898,885
-1 -898,885

Now, we try dividing 898,885 by 3:

898,885 ÷ 3 = 299,628.3333

If the quotient is a whole number, then 3 and 299,628.3333 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:

1 898,885
-1 -898,885

Let's try dividing by 4:

898,885 ÷ 4 = 224,721.25

If the quotient is a whole number, then 4 and 224,721.25 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:

1 898,885
-1 898,885
Keep dividing by the next highest number until you cannot divide anymore.

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

15136513,82969,145179,777898,885
-1-5-13-65-13,829-69,145-179,777-898,885

More Examples

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