Q: What are the factor combinations of the number 473,686,511?

 A:
Positive:   1 x 47368651119 x 2493086971 x 6671641361 x 13121511349 x 35113918481 x 25631
Negative: -1 x -473686511-19 x -24930869-71 x -6671641-361 x -1312151-1349 x -351139-18481 x -25631


How do I find the factor combinations of the number 473,686,511?

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 473,686,511, 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.

1 473,686,511
-1 -473,686,511

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 473,686,511.

Example:
1 x 473,686,511 = 473,686,511
and
-1 x -473,686,511 = 473,686,511
Notice both answers equal 473,686,511

With that explanation out of the way, let's continue. Next, we take the number 473,686,511 and divide it by 2:

473,686,511 ÷ 2 = 236,843,255.5

If the quotient is a whole number, then 2 and 236,843,255.5 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:

1 473,686,511
-1 -473,686,511

Now, we try dividing 473,686,511 by 3:

473,686,511 ÷ 3 = 157,895,503.6667

If the quotient is a whole number, then 3 and 157,895,503.6667 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:

1 473,686,511
-1 -473,686,511

Let's try dividing by 4:

473,686,511 ÷ 4 = 118,421,627.75

If the quotient is a whole number, then 4 and 118,421,627.75 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:

1 473,686,511
-1 473,686,511
Keep dividing by the next highest number until you cannot divide anymore.

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

119713611,34918,48125,631351,1391,312,1516,671,64124,930,869473,686,511
-1-19-71-361-1,349-18,481-25,631-351,139-1,312,151-6,671,641-24,930,869-473,686,511

More Examples

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