Q: What are the factor combinations of the number 179,135?

 A:
Positive:   1 x 1791355 x 3582711 x 1628555 x 3257
Negative: -1 x -179135-5 x -35827-11 x -16285-55 x -3257


How do I find the factor combinations of the number 179,135?

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 179,135, 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.

1 179,135
-1 -179,135

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 179,135.

Example:
1 x 179,135 = 179,135
and
-1 x -179,135 = 179,135
Notice both answers equal 179,135

With that explanation out of the way, let's continue. Next, we take the number 179,135 and divide it by 2:

179,135 ÷ 2 = 89,567.5

If the quotient is a whole number, then 2 and 89,567.5 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:

1 179,135
-1 -179,135

Now, we try dividing 179,135 by 3:

179,135 ÷ 3 = 59,711.6667

If the quotient is a whole number, then 3 and 59,711.6667 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:

1 179,135
-1 -179,135

Let's try dividing by 4:

179,135 ÷ 4 = 44,783.75

If the quotient is a whole number, then 4 and 44,783.75 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:

1 179,135
-1 179,135
Keep dividing by the next highest number until you cannot divide anymore.

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

1511553,25716,28535,827179,135
-1-5-11-55-3,257-16,285-35,827-179,135

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