Q: What are the factor combinations of the number 146,861?

 A:
Positive:   1 x 14686111 x 1335113 x 1129779 x 1859143 x 1027169 x 869
Negative: -1 x -146861-11 x -13351-13 x -11297-79 x -1859-143 x -1027-169 x -869


How do I find the factor combinations of the number 146,861?

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 146,861, 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.

1 146,861
-1 -146,861

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 146,861.

Example:
1 x 146,861 = 146,861
and
-1 x -146,861 = 146,861
Notice both answers equal 146,861

With that explanation out of the way, let's continue. Next, we take the number 146,861 and divide it by 2:

146,861 ÷ 2 = 73,430.5

If the quotient is a whole number, then 2 and 73,430.5 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:

1 146,861
-1 -146,861

Now, we try dividing 146,861 by 3:

146,861 ÷ 3 = 48,953.6667

If the quotient is a whole number, then 3 and 48,953.6667 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:

1 146,861
-1 -146,861

Let's try dividing by 4:

146,861 ÷ 4 = 36,715.25

If the quotient is a whole number, then 4 and 36,715.25 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:

1 146,861
-1 146,861
Keep dividing by the next highest number until you cannot divide anymore.

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

11113791431698691,0271,85911,29713,351146,861
-1-11-13-79-143-169-869-1,027-1,859-11,297-13,351-146,861

More Examples

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