Q: What are the factor combinations of the number 55,775?

 A:
Positive:   1 x 557755 x 1115523 x 242525 x 223197 x 575115 x 485
Negative: -1 x -55775-5 x -11155-23 x -2425-25 x -2231-97 x -575-115 x -485


How do I find the factor combinations of the number 55,775?

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 55,775, 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 55,775
-1 -55,775

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 55,775.

Example:
1 x 55,775 = 55,775
and
-1 x -55,775 = 55,775
Notice both answers equal 55,775

With that explanation out of the way, let's continue. Next, we take the number 55,775 and divide it by 2:

55,775 ÷ 2 = 27,887.5

If the quotient is a whole number, then 2 and 27,887.5 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 55,775
-1 -55,775

Now, we try dividing 55,775 by 3:

55,775 ÷ 3 = 18,591.6667

If the quotient is a whole number, then 3 and 18,591.6667 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 55,775
-1 -55,775

Let's try dividing by 4:

55,775 ÷ 4 = 13,943.75

If the quotient is a whole number, then 4 and 13,943.75 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 55,775
-1 55,775
Keep dividing by the next highest number until you cannot divide anymore.

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

152325971154855752,2312,42511,15555,775
-1-5-23-25-97-115-485-575-2,231-2,425-11,155-55,775

More Examples

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