Q: What are the factor combinations of the number 498,065?

 A:
Positive:   1 x 4980655 x 9961323 x 2165561 x 816571 x 7015115 x 4331305 x 1633355 x 1403
Negative: -1 x -498065-5 x -99613-23 x -21655-61 x -8165-71 x -7015-115 x -4331-305 x -1633-355 x -1403


How do I find the factor combinations of the number 498,065?

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 498,065, 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.

1 498,065
-1 -498,065

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 498,065.

Example:
1 x 498,065 = 498,065
and
-1 x -498,065 = 498,065
Notice both answers equal 498,065

With that explanation out of the way, let's continue. Next, we take the number 498,065 and divide it by 2:

498,065 ÷ 2 = 249,032.5

If the quotient is a whole number, then 2 and 249,032.5 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:

1 498,065
-1 -498,065

Now, we try dividing 498,065 by 3:

498,065 ÷ 3 = 166,021.6667

If the quotient is a whole number, then 3 and 166,021.6667 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:

1 498,065
-1 -498,065

Let's try dividing by 4:

498,065 ÷ 4 = 124,516.25

If the quotient is a whole number, then 4 and 124,516.25 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:

1 498,065
-1 498,065
Keep dividing by the next highest number until you cannot divide anymore.

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

152361711153053551,4031,6334,3317,0158,16521,65599,613498,065
-1-5-23-61-71-115-305-355-1,403-1,633-4,331-7,015-8,165-21,655-99,613-498,065

More Examples

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