Q: What are the factor combinations of the number 774,925?

 A:
Positive:   1 x 7749255 x 15498525 x 30997139 x 5575223 x 3475695 x 1115
Negative: -1 x -774925-5 x -154985-25 x -30997-139 x -5575-223 x -3475-695 x -1115


How do I find the factor combinations of the number 774,925?

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 774,925, 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.

1 774,925
-1 -774,925

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 774,925.

Example:
1 x 774,925 = 774,925
and
-1 x -774,925 = 774,925
Notice both answers equal 774,925

With that explanation out of the way, let's continue. Next, we take the number 774,925 and divide it by 2:

774,925 ÷ 2 = 387,462.5

If the quotient is a whole number, then 2 and 387,462.5 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:

1 774,925
-1 -774,925

Now, we try dividing 774,925 by 3:

774,925 ÷ 3 = 258,308.3333

If the quotient is a whole number, then 3 and 258,308.3333 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:

1 774,925
-1 -774,925

Let's try dividing by 4:

774,925 ÷ 4 = 193,731.25

If the quotient is a whole number, then 4 and 193,731.25 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:

1 774,925
-1 774,925
Keep dividing by the next highest number until you cannot divide anymore.

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

15251392236951,1153,4755,57530,997154,985774,925
-1-5-25-139-223-695-1,115-3,475-5,575-30,997-154,985-774,925

More Examples

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