Q: What are the prime factors of the number 15,426,369?

 A: 3, 7, 3023

Why are those the prime factors of the number 15,426,369?

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 15,426,369

15,426,369
Factor Arrows
35,142,123
Factor Arrows
31,714,041
Factor Arrows
3571,347
Factor Arrows
3190,449
Factor Arrows
363,483
Factor Arrows
321,161
Factor Arrows
73,023

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, 7, 3023

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 3 x 7 x 3,023 = 15,426,369

This can also be written as 36 x 71 x 3,0231 = 15,426,369

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 15,426,369:


Ask a Question