A:
Positive:
1 x 810195111 x 73654113 x 62322753 x 152867143 x 56657583 x 13897689 x 117591069 x 7579
Negative:
-1 x -8101951-11 x -736541-13 x -623227-53 x -152867-143 x -56657-583 x -13897-689 x -11759-1069 x -7579
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 8,101,951, 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 | 8,101,951 | |
| -1 | -8,101,951 |
When you multiply two negative numbers together, you get a positive number. That means both the positive and negative numbers are factors of 8,101,951.
Example:
1 x 8,101,951 = 8,101,951
and
-1 x -8,101,951 = 8,101,951
Notice both answers equal 8,101,951
With that explanation out of the way, let's continue. Next, we take the number 8,101,951 and divide it by 2:
8,101,951 ÷ 2 = 4,050,975.5
If the quotient is a whole number, then 2 and 4,050,975.5 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 | 8,101,951 | |
| -1 | -8,101,951 |
Now, we try dividing 8,101,951 by 3:
8,101,951 ÷ 3 = 2,700,650.3333
If the quotient is a whole number, then 3 and 2,700,650.3333 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 | 8,101,951 | |
| -1 | -8,101,951 |
Let's try dividing by 4:
8,101,951 ÷ 4 = 2,025,487.75
If the quotient is a whole number, then 4 and 2,025,487.75 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 | 8,101,951 | |
| -1 | 8,101,951 |
If you did it right, you will end up with this table:
| 1 | 11 | 13 | 53 | 143 | 583 | 689 | 1,069 | 7,579 | 11,759 | 13,897 | 56,657 | 152,867 | 623,227 | 736,541 | 8,101,951 |
| -1 | -11 | -13 | -53 | -143 | -583 | -689 | -1,069 | -7,579 | -11,759 | -13,897 | -56,657 | -152,867 | -623,227 | -736,541 | -8,101,951 |
Here are some more numbers to try:
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