Q: What are the prime factors of the number 10,542,290?

 A: 2, 5, 11, 239, 401

Why are those the prime factors of the number 10,542,290?

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 10,542,290

10,542,290
Factor Arrows
25,271,145
Factor Arrows
51,054,229
Factor Arrows
1195,839
Factor Arrows
239401

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, 5, 11, 239, 401

We can check our work by multiplying all of the prime factors together: 2 x 5 x 11 x 239 x 401 = 10,542,290

This can also be written as 21 x 51 x 111 x 2391 x 4011 = 10,542,290

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 10,542,290:


Ask a Question