Q: What are the factor combinations of the number 119,665?

 A:
Positive:   1 x 1196655 x 239337 x 1709513 x 920535 x 341965 x 184191 x 1315263 x 455
Negative: -1 x -119665-5 x -23933-7 x -17095-13 x -9205-35 x -3419-65 x -1841-91 x -1315-263 x -455


How do I find the factor combinations of the number 119,665?

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 119,665, 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.

1 119,665
-1 -119,665

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 119,665.

Example:
1 x 119,665 = 119,665
and
-1 x -119,665 = 119,665
Notice both answers equal 119,665

With that explanation out of the way, let's continue. Next, we take the number 119,665 and divide it by 2:

119,665 ÷ 2 = 59,832.5

If the quotient is a whole number, then 2 and 59,832.5 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:

1 119,665
-1 -119,665

Now, we try dividing 119,665 by 3:

119,665 ÷ 3 = 39,888.3333

If the quotient is a whole number, then 3 and 39,888.3333 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:

1 119,665
-1 -119,665

Let's try dividing by 4:

119,665 ÷ 4 = 29,916.25

If the quotient is a whole number, then 4 and 29,916.25 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:

1 119,665
-1 119,665
Keep dividing by the next highest number until you cannot divide anymore.

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

157133565912634551,3151,8413,4199,20517,09523,933119,665
-1-5-7-13-35-65-91-263-455-1,315-1,841-3,419-9,205-17,095-23,933-119,665

More Examples

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