Q: What are the prime factors of the number 5,627,904?

 A: 2, 3, 229

Why are those the prime factors of the number 5,627,904?

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 5,627,904

5,627,904
Factor Arrows
22,813,952
Factor Arrows
21,406,976
Factor Arrows
2703,488
Factor Arrows
2351,744
Factor Arrows
2175,872
Factor Arrows
287,936
Factor Arrows
243,968
Factor Arrows
221,984
Factor Arrows
210,992
Factor Arrows
25,496
Factor Arrows
22,748
Factor Arrows
21,374
Factor Arrows
2687
Factor Arrows
3229

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, 229

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 2 x 2 x 3 x 229 = 5,627,904

This can also be written as 213 x 31 x 2291 = 5,627,904

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


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