Q: What are the factor combinations of the number 175,685?

 A:
Positive:   1 x 1756855 x 3513741 x 4285205 x 857
Negative: -1 x -175685-5 x -35137-41 x -4285-205 x -857


How do I find the factor combinations of the number 175,685?

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 175,685, 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.

1 175,685
-1 -175,685

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 175,685.

Example:
1 x 175,685 = 175,685
and
-1 x -175,685 = 175,685
Notice both answers equal 175,685

With that explanation out of the way, let's continue. Next, we take the number 175,685 and divide it by 2:

175,685 ÷ 2 = 87,842.5

If the quotient is a whole number, then 2 and 87,842.5 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:

1 175,685
-1 -175,685

Now, we try dividing 175,685 by 3:

175,685 ÷ 3 = 58,561.6667

If the quotient is a whole number, then 3 and 58,561.6667 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:

1 175,685
-1 -175,685

Let's try dividing by 4:

175,685 ÷ 4 = 43,921.25

If the quotient is a whole number, then 4 and 43,921.25 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:

1 175,685
-1 175,685
Keep dividing by the next highest number until you cannot divide anymore.

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

15412058574,28535,137175,685
-1-5-41-205-857-4,285-35,137-175,685

More Examples

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