Q: What are the prime factors of the number 14,387,904?

 A: 2, 3, 24979

Why are those the prime factors of the number 14,387,904?

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 14,387,904

14,387,904
Factor Arrows
27,193,952
Factor Arrows
23,596,976
Factor Arrows
21,798,488
Factor Arrows
2899,244
Factor Arrows
2449,622
Factor Arrows
2224,811
Factor Arrows
374,937
Factor Arrows
324,979

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, 24979

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 3 x 3 x 24,979 = 14,387,904

This can also be written as 26 x 32 x 24,9791 = 14,387,904

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


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