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

 A:
Positive:   1 x 1791797 x 2559711 x 1628913 x 1378377 x 232791 x 1969143 x 1253179 x 1001
Negative: -1 x -179179-7 x -25597-11 x -16289-13 x -13783-77 x -2327-91 x -1969-143 x -1253-179 x -1001


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

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 179,179, 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.

1 179,179
-1 -179,179

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 179,179.

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

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

179,179 ÷ 2 = 89,589.5

If the quotient is a whole number, then 2 and 89,589.5 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:

1 179,179
-1 -179,179

Now, we try dividing 179,179 by 3:

179,179 ÷ 3 = 59,726.3333

If the quotient is a whole number, then 3 and 59,726.3333 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:

1 179,179
-1 -179,179

Let's try dividing by 4:

179,179 ÷ 4 = 44,794.75

If the quotient is a whole number, then 4 and 44,794.75 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:

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

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

17111377911431791,0011,2531,9692,32713,78316,28925,597179,179
-1-7-11-13-77-91-143-179-1,001-1,253-1,969-2,327-13,783-16,289-25,597-179,179

More Examples

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