Q: What are the factor combinations of the number 943,085?

 A:
Positive:   1 x 9430855 x 18861711 x 8573513 x 7254555 x 1714765 x 14509143 x 6595715 x 1319
Negative: -1 x -943085-5 x -188617-11 x -85735-13 x -72545-55 x -17147-65 x -14509-143 x -6595-715 x -1319


How do I find the factor combinations of the number 943,085?

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 943,085, it is easier to work with a table - it's called factoring from the outside in.

Outside in Factoring

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.

1 943,085
-1 -943,085

Why are the negative numbers included?

When you multiply two negative numbers together, you get a positive number. That means both the positive and negative numbers are factors of 943,085.

Example:
1 x 943,085 = 943,085
and
-1 x -943,085 = 943,085
Notice both answers equal 943,085

With that explanation out of the way, let's continue. Next, we take the number 943,085 and divide it by 2:

943,085 ÷ 2 = 471,542.5

If the quotient is a whole number, then 2 and 471,542.5 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:

1 943,085
-1 -943,085

Now, we try dividing 943,085 by 3:

943,085 ÷ 3 = 314,361.6667

If the quotient is a whole number, then 3 and 314,361.6667 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:

1 943,085
-1 -943,085

Let's try dividing by 4:

943,085 ÷ 4 = 235,771.25

If the quotient is a whole number, then 4 and 235,771.25 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:

1 943,085
-1 943,085
Keep dividing by the next highest number until you cannot divide anymore.

If you did it right, you will end up with this table:

15111355651437151,3196,59514,50917,14772,54585,735188,617943,085
-1-5-11-13-55-65-143-715-1,319-6,595-14,509-17,147-72,545-85,735-188,617-943,085

More Examples

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