Q: What are the prime factors of the number 433,313,328?

 A: 2, 3, 7, 1289623

Why are those the prime factors of the number 433,313,328?

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 433,313,328

433,313,328
Factor Arrows
2216,656,664
Factor Arrows
2108,328,332
Factor Arrows
254,164,166
Factor Arrows
227,082,083
Factor Arrows
39,027,361
Factor Arrows
71,289,623

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, 1289623

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 7 x 1,289,623 = 433,313,328

This can also be written as 24 x 31 x 71 x 1,289,6231 = 433,313,328

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


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