Q: What are the prime factors of the number 53,421,565?

 A: 5, 17, 41, 15329

Why are those the prime factors of the number 53,421,565?

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 53,421,565

53,421,565
Factor Arrows
510,684,313
Factor Arrows
17628,489
Factor Arrows
4115,329

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:

5, 17, 41, 15329

We can check our work by multiplying all of the prime factors together: 5 x 17 x 41 x 15,329 = 53,421,565

This can also be written as 51 x 171 x 411 x 15,3291 = 53,421,565

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


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