Q: What are the factor combinations of the number 547,936?

 A:
Positive:   1 x 5479362 x 2739684 x 1369848 x 6849216 x 3424632 x 17123
Negative: -1 x -547936-2 x -273968-4 x -136984-8 x -68492-16 x -34246-32 x -17123


How do I find the factor combinations of the number 547,936?

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 547,936, 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.

1 547,936
-1 -547,936

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 547,936.

Example:
1 x 547,936 = 547,936
and
-1 x -547,936 = 547,936
Notice both answers equal 547,936

With that explanation out of the way, let's continue. Next, we take the number 547,936 and divide it by 2:

547,936 ÷ 2 = 273,968

If the quotient is a whole number, then 2 and 273,968 are factors. In this case, the quotient is a whole number. Write them in the table inside the other two factors like the below example. Don't forget to write the negative numbers too!

Here is what our table should look like at this step:

1 2 273,968 547,936
-1 -2 -273,968 -547,936

Now, we try dividing 547,936 by 3:

547,936 ÷ 3 = 182,645.3333

If the quotient is a whole number, then 3 and 182,645.3333 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 2 273,968 547,936
-1 -2 -273,968 -547,936

Let's try dividing by 4:

547,936 ÷ 4 = 136,984

If the quotient is a whole number, then 4 and 136,984 are factors. In this case, the quotient is a whole number. Write them in the table inside the other two factors like the below example. Don't forget to write the negative numbers too!

Here is what our table should look like at this step:

1 2 4 136,984 273,968 547,936
-1 -2 -4 -136,984 -273,968 547,936
Keep dividing by the next highest number until you cannot divide anymore.

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

1248163217,12334,24668,492136,984273,968547,936
-1-2-4-8-16-32-17,123-34,246-68,492-136,984-273,968-547,936

More Examples

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