Q: What are the prime factors of the number 444,928?

 A: 2, 11, 79

Why are those the prime factors of the number 444,928?

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 444,928

444,928
Factor Arrows
2222,464
Factor Arrows
2111,232
Factor Arrows
255,616
Factor Arrows
227,808
Factor Arrows
213,904
Factor Arrows
26,952
Factor Arrows
23,476
Factor Arrows
21,738
Factor Arrows
2869
Factor Arrows
1179

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, 11, 79

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 11 x 79 = 444,928

This can also be written as 29 x 111 x 791 = 444,928

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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