Q: What are the factor combinations of the number 144,925?

 A:
Positive:   1 x 1449255 x 2898511 x 1317517 x 852525 x 579731 x 467555 x 263585 x 1705155 x 935187 x 775275 x 527341 x 425
Negative: -1 x -144925-5 x -28985-11 x -13175-17 x -8525-25 x -5797-31 x -4675-55 x -2635-85 x -1705-155 x -935-187 x -775-275 x -527-341 x -425


How do I find the factor combinations of the number 144,925?

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 144,925, 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.

1 144,925
-1 -144,925

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 144,925.

Example:
1 x 144,925 = 144,925
and
-1 x -144,925 = 144,925
Notice both answers equal 144,925

With that explanation out of the way, let's continue. Next, we take the number 144,925 and divide it by 2:

144,925 ÷ 2 = 72,462.5

If the quotient is a whole number, then 2 and 72,462.5 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:

1 144,925
-1 -144,925

Now, we try dividing 144,925 by 3:

144,925 ÷ 3 = 48,308.3333

If the quotient is a whole number, then 3 and 48,308.3333 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:

1 144,925
-1 -144,925

Let's try dividing by 4:

144,925 ÷ 4 = 36,231.25

If the quotient is a whole number, then 4 and 36,231.25 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:

1 144,925
-1 144,925
Keep dividing by the next highest number until you cannot divide anymore.

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

151117253155851551872753414255277759351,7052,6354,6755,7978,52513,17528,985144,925
-1-5-11-17-25-31-55-85-155-187-275-341-425-527-775-935-1,705-2,635-4,675-5,797-8,525-13,175-28,985-144,925

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