Q: What are the factor combinations of the number 772,175?

 A:
Positive:   1 x 7721755 x 15443525 x 3088767 x 11525335 x 2305461 x 1675
Negative: -1 x -772175-5 x -154435-25 x -30887-67 x -11525-335 x -2305-461 x -1675


How do I find the factor combinations of the number 772,175?

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 772,175, 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.

1 772,175
-1 -772,175

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 772,175.

Example:
1 x 772,175 = 772,175
and
-1 x -772,175 = 772,175
Notice both answers equal 772,175

With that explanation out of the way, let's continue. Next, we take the number 772,175 and divide it by 2:

772,175 ÷ 2 = 386,087.5

If the quotient is a whole number, then 2 and 386,087.5 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:

1 772,175
-1 -772,175

Now, we try dividing 772,175 by 3:

772,175 ÷ 3 = 257,391.6667

If the quotient is a whole number, then 3 and 257,391.6667 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:

1 772,175
-1 -772,175

Let's try dividing by 4:

772,175 ÷ 4 = 193,043.75

If the quotient is a whole number, then 4 and 193,043.75 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:

1 772,175
-1 772,175
Keep dividing by the next highest number until you cannot divide anymore.

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

1525673354611,6752,30511,52530,887154,435772,175
-1-5-25-67-335-461-1,675-2,305-11,525-30,887-154,435-772,175

More Examples

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