Q: What are the factor combinations of the number 347,081?

 A:
Positive:   1 x 3470817 x 49583179 x 1939277 x 1253
Negative: -1 x -347081-7 x -49583-179 x -1939-277 x -1253


How do I find the factor combinations of the number 347,081?

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 347,081, 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.

1 347,081
-1 -347,081

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 347,081.

Example:
1 x 347,081 = 347,081
and
-1 x -347,081 = 347,081
Notice both answers equal 347,081

With that explanation out of the way, let's continue. Next, we take the number 347,081 and divide it by 2:

347,081 ÷ 2 = 173,540.5

If the quotient is a whole number, then 2 and 173,540.5 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:

1 347,081
-1 -347,081

Now, we try dividing 347,081 by 3:

347,081 ÷ 3 = 115,693.6667

If the quotient is a whole number, then 3 and 115,693.6667 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:

1 347,081
-1 -347,081

Let's try dividing by 4:

347,081 ÷ 4 = 86,770.25

If the quotient is a whole number, then 4 and 86,770.25 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:

1 347,081
-1 347,081
Keep dividing by the next highest number until you cannot divide anymore.

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

171792771,2531,93949,583347,081
-1-7-179-277-1,253-1,939-49,583-347,081

More Examples

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