A:
Positive:
1 x 850835937 x 1215479929 x 293391761 x 1394813203 x 419131427 x 1992591769 x 480976871 x 12383
Negative:
-1 x -85083593-7 x -12154799-29 x -2933917-61 x -1394813-203 x -419131-427 x -199259-1769 x -48097-6871 x -12383
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 85,083,593, 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 | 85,083,593 | |
| -1 | -85,083,593 |
When you multiply two negative numbers together, you get a positive number. That means both the positive and negative numbers are factors of 85,083,593.
Example:
1 x 85,083,593 = 85,083,593
and
-1 x -85,083,593 = 85,083,593
Notice both answers equal 85,083,593
With that explanation out of the way, let's continue. Next, we take the number 85,083,593 and divide it by 2:
85,083,593 ÷ 2 = 42,541,796.5
If the quotient is a whole number, then 2 and 42,541,796.5 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 | 85,083,593 | |
| -1 | -85,083,593 |
Now, we try dividing 85,083,593 by 3:
85,083,593 ÷ 3 = 28,361,197.6667
If the quotient is a whole number, then 3 and 28,361,197.6667 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 | 85,083,593 | |
| -1 | -85,083,593 |
Let's try dividing by 4:
85,083,593 ÷ 4 = 21,270,898.25
If the quotient is a whole number, then 4 and 21,270,898.25 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 | 85,083,593 | |
| -1 | 85,083,593 |
If you did it right, you will end up with this table:
| 1 | 7 | 29 | 61 | 203 | 427 | 1,769 | 6,871 | 12,383 | 48,097 | 199,259 | 419,131 | 1,394,813 | 2,933,917 | 12,154,799 | 85,083,593 |
| -1 | -7 | -29 | -61 | -203 | -427 | -1,769 | -6,871 | -12,383 | -48,097 | -199,259 | -419,131 | -1,394,813 | -2,933,917 | -12,154,799 | -85,083,593 |
Here are some more numbers to try:
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