Q: What are the factor combinations of the number 835,315?

 A:
Positive:   1 x 8353155 x 16706313 x 6425565 x 1285171 x 11765181 x 4615355 x 2353905 x 923
Negative: -1 x -835315-5 x -167063-13 x -64255-65 x -12851-71 x -11765-181 x -4615-355 x -2353-905 x -923


How do I find the factor combinations of the number 835,315?

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 835,315, 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.

1 835,315
-1 -835,315

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 835,315.

Example:
1 x 835,315 = 835,315
and
-1 x -835,315 = 835,315
Notice both answers equal 835,315

With that explanation out of the way, let's continue. Next, we take the number 835,315 and divide it by 2:

835,315 ÷ 2 = 417,657.5

If the quotient is a whole number, then 2 and 417,657.5 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:

1 835,315
-1 -835,315

Now, we try dividing 835,315 by 3:

835,315 ÷ 3 = 278,438.3333

If the quotient is a whole number, then 3 and 278,438.3333 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:

1 835,315
-1 -835,315

Let's try dividing by 4:

835,315 ÷ 4 = 208,828.75

If the quotient is a whole number, then 4 and 208,828.75 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:

1 835,315
-1 835,315
Keep dividing by the next highest number until you cannot divide anymore.

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

151365711813559059232,3534,61511,76512,85164,255167,063835,315
-1-5-13-65-71-181-355-905-923-2,353-4,615-11,765-12,851-64,255-167,063-835,315

More Examples

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