A:
Positive:
1 x 119056755 x 238113525 x 47622737 x 32177561 x 195175185 x 64355211 x 56425305 x 39035925 x 128711055 x 112851525 x 78072257 x 5275
Negative:
-1 x -11905675-5 x -2381135-25 x -476227-37 x -321775-61 x -195175-185 x -64355-211 x -56425-305 x -39035-925 x -12871-1055 x -11285-1525 x -7807-2257 x -5275
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 11,905,675, 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 | 11,905,675 | |
| -1 | -11,905,675 |
When you multiply two negative numbers together, you get a positive number. That means both the positive and negative numbers are factors of 11,905,675.
Example:
1 x 11,905,675 = 11,905,675
and
-1 x -11,905,675 = 11,905,675
Notice both answers equal 11,905,675
With that explanation out of the way, let's continue. Next, we take the number 11,905,675 and divide it by 2:
11,905,675 ÷ 2 = 5,952,837.5
If the quotient is a whole number, then 2 and 5,952,837.5 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 | 11,905,675 | |
| -1 | -11,905,675 |
Now, we try dividing 11,905,675 by 3:
11,905,675 ÷ 3 = 3,968,558.3333
If the quotient is a whole number, then 3 and 3,968,558.3333 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 | 11,905,675 | |
| -1 | -11,905,675 |
Let's try dividing by 4:
11,905,675 ÷ 4 = 2,976,418.75
If the quotient is a whole number, then 4 and 2,976,418.75 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 | 11,905,675 | |
| -1 | 11,905,675 |
If you did it right, you will end up with this table:
| 1 | 5 | 25 | 37 | 61 | 185 | 211 | 305 | 925 | 1,055 | 1,525 | 2,257 | 5,275 | 7,807 | 11,285 | 12,871 | 39,035 | 56,425 | 64,355 | 195,175 | 321,775 | 476,227 | 2,381,135 | 11,905,675 |
| -1 | -5 | -25 | -37 | -61 | -185 | -211 | -305 | -925 | -1,055 | -1,525 | -2,257 | -5,275 | -7,807 | -11,285 | -12,871 | -39,035 | -56,425 | -64,355 | -195,175 | -321,775 | -476,227 | -2,381,135 | -11,905,675 |
Here are some more numbers to try:
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