Q: What are the prime factors of the number 187,286,160?

 A: 2, 3, 5, 251, 3109

Why are those the prime factors of the number 187,286,160?

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 187,286,160

187,286,160
Factor Arrows
293,643,080
Factor Arrows
246,821,540
Factor Arrows
223,410,770
Factor Arrows
211,705,385
Factor Arrows
33,901,795
Factor Arrows
5780,359
Factor Arrows
2513,109

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, 3, 5, 251, 3109

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 5 x 251 x 3,109 = 187,286,160

This can also be written as 24 x 31 x 51 x 2511 x 3,1091 = 187,286,160

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 187,286,160:


Ask a Question