Q: What are the prime factors of the number 732,275,328?

 A: 2, 3, 131, 14557

Why are those the prime factors of the number 732,275,328?

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 732,275,328

732,275,328
Factor Arrows
2366,137,664
Factor Arrows
2183,068,832
Factor Arrows
291,534,416
Factor Arrows
245,767,208
Factor Arrows
222,883,604
Factor Arrows
211,441,802
Factor Arrows
25,720,901
Factor Arrows
31,906,967
Factor Arrows
13114,557

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, 131, 14557

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 2 x 3 x 131 x 14,557 = 732,275,328

This can also be written as 27 x 31 x 1311 x 14,5571 = 732,275,328

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


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