Q: What are the prime factors of the number 65,699,408?

 A: 2, 23, 178531

Why are those the prime factors of the number 65,699,408?

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 65,699,408

65,699,408
Factor Arrows
232,849,704
Factor Arrows
216,424,852
Factor Arrows
28,212,426
Factor Arrows
24,106,213
Factor Arrows
23178,531

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, 23, 178531

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 23 x 178,531 = 65,699,408

This can also be written as 24 x 231 x 178,5311 = 65,699,408

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


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