Q: What are the prime factors of the number 2,226,048?

 A: 2, 3, 11, 17, 31

Why are those the prime factors of the number 2,226,048?

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 2,226,048

2,226,048
Factor Arrows
21,113,024
Factor Arrows
2556,512
Factor Arrows
2278,256
Factor Arrows
2139,128
Factor Arrows
269,564
Factor Arrows
234,782
Factor Arrows
217,391
Factor Arrows
35,797
Factor Arrows
11527
Factor Arrows
1731

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, 11, 17, 31

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 11 x 17 x 31 = 2,226,048

This can also be written as 27 x 31 x 111 x 171 x 311 = 2,226,048

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 2,226,048:


Ask a Question