Q: What are the prime factors of the number 185,504?

 A: 2, 11, 17, 31

Why are those the prime factors of the number 185,504?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 185,504

185,504
Factor Arrows
292,752
Factor Arrows
246,376
Factor Arrows
223,188
Factor Arrows
211,594
Factor Arrows
25,797
Factor Arrows
11527
Factor Arrows
1731

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 11, 17, 31

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 11 x 17 x 31 = 185,504

This can also be written as 25 x 111 x 171 x 311 = 185,504

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


More Examples

Here are some more numbers to try:

Try the factor calculator

Explore more about the number 185,504:


Ask a Question