Q: What are the prime factors of the number 53,701,408?

 A: 2, 571, 2939

Why are those the prime factors of the number 53,701,408?

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 53,701,408

53,701,408
Factor Arrows
226,850,704
Factor Arrows
213,425,352
Factor Arrows
26,712,676
Factor Arrows
23,356,338
Factor Arrows
21,678,169
Factor Arrows
5712,939

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, 571, 2939

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 571 x 2,939 = 53,701,408

This can also be written as 25 x 5711 x 2,9391 = 53,701,408

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


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