Q: What are the factor combinations of the number 564,105,025?

 A:
Positive:   1 x 5641050255 x 11282100511 x 5128227525 x 2256420155 x 10256455121 x 4662025275 x 2051291605 x 9324053025 x 186481
Negative: -1 x -564105025-5 x -112821005-11 x -51282275-25 x -22564201-55 x -10256455-121 x -4662025-275 x -2051291-605 x -932405-3025 x -186481


How do I find the factor combinations of the number 564,105,025?

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 564,105,025, 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.

1 564,105,025
-1 -564,105,025

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 564,105,025.

Example:
1 x 564,105,025 = 564,105,025
and
-1 x -564,105,025 = 564,105,025
Notice both answers equal 564,105,025

With that explanation out of the way, let's continue. Next, we take the number 564,105,025 and divide it by 2:

564,105,025 ÷ 2 = 282,052,512.5

If the quotient is a whole number, then 2 and 282,052,512.5 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:

1 564,105,025
-1 -564,105,025

Now, we try dividing 564,105,025 by 3:

564,105,025 ÷ 3 = 188,035,008.3333

If the quotient is a whole number, then 3 and 188,035,008.3333 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:

1 564,105,025
-1 -564,105,025

Let's try dividing by 4:

564,105,025 ÷ 4 = 141,026,256.25

If the quotient is a whole number, then 4 and 141,026,256.25 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:

1 564,105,025
-1 564,105,025
Keep dividing by the next highest number until you cannot divide anymore.

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

151125551212756053,025186,481932,4052,051,2914,662,02510,256,45522,564,20151,282,275112,821,005564,105,025
-1-5-11-25-55-121-275-605-3,025-186,481-932,405-2,051,291-4,662,025-10,256,455-22,564,201-51,282,275-112,821,005-564,105,025

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