A:
Positive:
1 x 225288055 x 450576113 x 173298565 x 346597571 x 39455607 x 371152855 x 78913035 x 7423
Negative:
-1 x -22528805-5 x -4505761-13 x -1732985-65 x -346597-571 x -39455-607 x -37115-2855 x -7891-3035 x -7423
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 22,528,805, it is easier to work with a table - it's called factoring from the outside in.
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 | 22,528,805 | |
| -1 | -22,528,805 |
When you multiply two negative numbers together, you get a positive number. That means both the positive and negative numbers are factors of 22,528,805.
Example:
1 x 22,528,805 = 22,528,805
and
-1 x -22,528,805 = 22,528,805
Notice both answers equal 22,528,805
With that explanation out of the way, let's continue. Next, we take the number 22,528,805 and divide it by 2:
22,528,805 ÷ 2 = 11,264,402.5
If the quotient is a whole number, then 2 and 11,264,402.5 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 | 22,528,805 | |
| -1 | -22,528,805 |
Now, we try dividing 22,528,805 by 3:
22,528,805 ÷ 3 = 7,509,601.6667
If the quotient is a whole number, then 3 and 7,509,601.6667 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 | 22,528,805 | |
| -1 | -22,528,805 |
Let's try dividing by 4:
22,528,805 ÷ 4 = 5,632,201.25
If the quotient is a whole number, then 4 and 5,632,201.25 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 | 22,528,805 | |
| -1 | 22,528,805 |
If you did it right, you will end up with this table:
| 1 | 5 | 13 | 65 | 571 | 607 | 2,855 | 3,035 | 7,423 | 7,891 | 37,115 | 39,455 | 346,597 | 1,732,985 | 4,505,761 | 22,528,805 |
| -1 | -5 | -13 | -65 | -571 | -607 | -2,855 | -3,035 | -7,423 | -7,891 | -37,115 | -39,455 | -346,597 | -1,732,985 | -4,505,761 | -22,528,805 |
Here are some more numbers to try:
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