A:
Positive:
1 x 657762855 x 1315525773 x 901045307 x 214255365 x 180209587 x 1120551535 x 428512935 x 22411
Negative:
-1 x -65776285-5 x -13155257-73 x -901045-307 x -214255-365 x -180209-587 x -112055-1535 x -42851-2935 x -22411
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 65,776,285, 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 | 65,776,285 | |
| -1 | -65,776,285 |
When you multiply two negative numbers together, you get a positive number. That means both the positive and negative numbers are factors of 65,776,285.
Example:
1 x 65,776,285 = 65,776,285
and
-1 x -65,776,285 = 65,776,285
Notice both answers equal 65,776,285
With that explanation out of the way, let's continue. Next, we take the number 65,776,285 and divide it by 2:
65,776,285 ÷ 2 = 32,888,142.5
If the quotient is a whole number, then 2 and 32,888,142.5 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 | 65,776,285 | |
| -1 | -65,776,285 |
Now, we try dividing 65,776,285 by 3:
65,776,285 ÷ 3 = 21,925,428.3333
If the quotient is a whole number, then 3 and 21,925,428.3333 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 | 65,776,285 | |
| -1 | -65,776,285 |
Let's try dividing by 4:
65,776,285 ÷ 4 = 16,444,071.25
If the quotient is a whole number, then 4 and 16,444,071.25 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 | 65,776,285 | |
| -1 | 65,776,285 |
If you did it right, you will end up with this table:
| 1 | 5 | 73 | 307 | 365 | 587 | 1,535 | 2,935 | 22,411 | 42,851 | 112,055 | 180,209 | 214,255 | 901,045 | 13,155,257 | 65,776,285 |
| -1 | -5 | -73 | -307 | -365 | -587 | -1,535 | -2,935 | -22,411 | -42,851 | -112,055 | -180,209 | -214,255 | -901,045 | -13,155,257 | -65,776,285 |
Here are some more numbers to try:
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