Q: What are the factor combinations of the number 727,277?

 A:
Positive:   1 x 72727717 x 42781179 x 4063239 x 3043
Negative: -1 x -727277-17 x -42781-179 x -4063-239 x -3043


How do I find the factor combinations of the number 727,277?

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 727,277, 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.

1 727,277
-1 -727,277

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 727,277.

Example:
1 x 727,277 = 727,277
and
-1 x -727,277 = 727,277
Notice both answers equal 727,277

With that explanation out of the way, let's continue. Next, we take the number 727,277 and divide it by 2:

727,277 ÷ 2 = 363,638.5

If the quotient is a whole number, then 2 and 363,638.5 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:

1 727,277
-1 -727,277

Now, we try dividing 727,277 by 3:

727,277 ÷ 3 = 242,425.6667

If the quotient is a whole number, then 3 and 242,425.6667 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:

1 727,277
-1 -727,277

Let's try dividing by 4:

727,277 ÷ 4 = 181,819.25

If the quotient is a whole number, then 4 and 181,819.25 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:

1 727,277
-1 727,277
Keep dividing by the next highest number until you cannot divide anymore.

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

1171792393,0434,06342,781727,277
-1-17-179-239-3,043-4,063-42,781-727,277

More Examples

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