Q: What are the factor combinations of the number 6,975,815?

 A:
Positive:   1 x 69758155 x 13951637 x 99654511 x 63416535 x 19930955 x 12683377 x 90595385 x 18119
Negative: -1 x -6975815-5 x -1395163-7 x -996545-11 x -634165-35 x -199309-55 x -126833-77 x -90595-385 x -18119


How do I find the factor combinations of the number 6,975,815?

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 6,975,815, 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 6,975,815
-1 -6,975,815

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 6,975,815.

Example:
1 x 6,975,815 = 6,975,815
and
-1 x -6,975,815 = 6,975,815
Notice both answers equal 6,975,815

With that explanation out of the way, let's continue. Next, we take the number 6,975,815 and divide it by 2:

6,975,815 ÷ 2 = 3,487,907.5

If the quotient is a whole number, then 2 and 3,487,907.5 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 6,975,815
-1 -6,975,815

Now, we try dividing 6,975,815 by 3:

6,975,815 ÷ 3 = 2,325,271.6667

If the quotient is a whole number, then 3 and 2,325,271.6667 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 6,975,815
-1 -6,975,815

Let's try dividing by 4:

6,975,815 ÷ 4 = 1,743,953.75

If the quotient is a whole number, then 4 and 1,743,953.75 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 6,975,815
-1 6,975,815
Keep dividing by the next highest number until you cannot divide anymore.

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

1571135557738518,11990,595126,833199,309634,165996,5451,395,1636,975,815
-1-5-7-11-35-55-77-385-18,119-90,595-126,833-199,309-634,165-996,545-1,395,163-6,975,815

More Examples

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