A:
Positive:
1 x 27765255 x 55530517 x 16332525 x 11106147 x 5907585 x 32665139 x 19975235 x 11815425 x 6533695 x 3995799 x 34751175 x 2363
Negative:
-1 x -2776525-5 x -555305-17 x -163325-25 x -111061-47 x -59075-85 x -32665-139 x -19975-235 x -11815-425 x -6533-695 x -3995-799 x -3475-1175 x -2363
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 2,776,525, 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 | 2,776,525 | |
| -1 | -2,776,525 |
When you multiply two negative numbers together, you get a positive number. That means both the positive and negative numbers are factors of 2,776,525.
Example:
1 x 2,776,525 = 2,776,525
and
-1 x -2,776,525 = 2,776,525
Notice both answers equal 2,776,525
With that explanation out of the way, let's continue. Next, we take the number 2,776,525 and divide it by 2:
2,776,525 ÷ 2 = 1,388,262.5
If the quotient is a whole number, then 2 and 1,388,262.5 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 | 2,776,525 | |
| -1 | -2,776,525 |
Now, we try dividing 2,776,525 by 3:
2,776,525 ÷ 3 = 925,508.3333
If the quotient is a whole number, then 3 and 925,508.3333 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 | 2,776,525 | |
| -1 | -2,776,525 |
Let's try dividing by 4:
2,776,525 ÷ 4 = 694,131.25
If the quotient is a whole number, then 4 and 694,131.25 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 | 2,776,525 | |
| -1 | 2,776,525 |
If you did it right, you will end up with this table:
| 1 | 5 | 17 | 25 | 47 | 85 | 139 | 235 | 425 | 695 | 799 | 1,175 | 2,363 | 3,475 | 3,995 | 6,533 | 11,815 | 19,975 | 32,665 | 59,075 | 111,061 | 163,325 | 555,305 | 2,776,525 |
| -1 | -5 | -17 | -25 | -47 | -85 | -139 | -235 | -425 | -695 | -799 | -1,175 | -2,363 | -3,475 | -3,995 | -6,533 | -11,815 | -19,975 | -32,665 | -59,075 | -111,061 | -163,325 | -555,305 | -2,776,525 |
Here are some more numbers to try:
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