Q: What are the prime factors of the number 204,203,235?

 A: 3, 5, 17, 401, 1997

Why are those the prime factors of the number 204,203,235?

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 204,203,235

204,203,235
Factor Arrows
368,067,745
Factor Arrows
513,613,549
Factor Arrows
17800,797
Factor Arrows
4011,997

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:

3, 5, 17, 401, 1997

We can check our work by multiplying all of the prime factors together: 3 x 5 x 17 x 401 x 1,997 = 204,203,235

This can also be written as 31 x 51 x 171 x 4011 x 1,9971 = 204,203,235

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 204,203,235:


Ask a Question