Q: What are the prime factors of the number 24,537,408?

 A: 2, 3, 7, 18257

Why are those the prime factors of the number 24,537,408?

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 24,537,408

24,537,408
Factor Arrows
212,268,704
Factor Arrows
26,134,352
Factor Arrows
23,067,176
Factor Arrows
21,533,588
Factor Arrows
2766,794
Factor Arrows
2383,397
Factor Arrows
3127,799
Factor Arrows
718,257

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, 7, 18257

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 7 x 18,257 = 24,537,408

This can also be written as 26 x 31 x 71 x 18,2571 = 24,537,408

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


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