Q: What are the prime factors of the number 444,416?

 A: 2, 7, 31

Why are those the prime factors of the number 444,416?

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 444,416

444,416
Factor Arrows
2222,208
Factor Arrows
2111,104
Factor Arrows
255,552
Factor Arrows
227,776
Factor Arrows
213,888
Factor Arrows
26,944
Factor Arrows
23,472
Factor Arrows
21,736
Factor Arrows
2868
Factor Arrows
2434
Factor Arrows
2217
Factor Arrows
731

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, 7, 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 2 x 2 x 2 x 2 x 7 x 31 = 444,416

This can also be written as 211 x 71 x 311 = 444,416

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 444,416:


Ask a Question