Q: What are the prime factors of the number 25,534,521?

 A: 3, 239, 1319

Why are those the prime factors of the number 25,534,521?

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 25,534,521

25,534,521
Factor Arrows
38,511,507
Factor Arrows
32,837,169
Factor Arrows
3945,723
Factor Arrows
3315,241
Factor Arrows
2391,319

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, 239, 1319

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 239 x 1,319 = 25,534,521

This can also be written as 34 x 2391 x 1,3191 = 25,534,521

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 25,534,521:


Ask a Question