Q: What are the factor combinations of the number 829,465?

 A:
Positive:   1 x 8294655 x 1658937 x 11849513 x 6380535 x 2369965 x 1276191 x 9115455 x 1823
Negative: -1 x -829465-5 x -165893-7 x -118495-13 x -63805-35 x -23699-65 x -12761-91 x -9115-455 x -1823


How do I find the factor combinations of the number 829,465?

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 829,465, 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.

1 829,465
-1 -829,465

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 829,465.

Example:
1 x 829,465 = 829,465
and
-1 x -829,465 = 829,465
Notice both answers equal 829,465

With that explanation out of the way, let's continue. Next, we take the number 829,465 and divide it by 2:

829,465 ÷ 2 = 414,732.5

If the quotient is a whole number, then 2 and 414,732.5 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:

1 829,465
-1 -829,465

Now, we try dividing 829,465 by 3:

829,465 ÷ 3 = 276,488.3333

If the quotient is a whole number, then 3 and 276,488.3333 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:

1 829,465
-1 -829,465

Let's try dividing by 4:

829,465 ÷ 4 = 207,366.25

If the quotient is a whole number, then 4 and 207,366.25 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:

1 829,465
-1 829,465
Keep dividing by the next highest number until you cannot divide anymore.

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

157133565914551,8239,11512,76123,69963,805118,495165,893829,465
-1-5-7-13-35-65-91-455-1,823-9,115-12,761-23,699-63,805-118,495-165,893-829,465

More Examples

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