Q: What are the prime factors of the number 333,405,217?

 A: 19, 23, 31, 24611

Why are those the prime factors of the number 333,405,217?

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 333,405,217

333,405,217
Factor Arrows
1917,547,643
Factor Arrows
23762,941
Factor Arrows
3124,611

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:

19, 23, 31, 24611

We can check our work by multiplying all of the prime factors together: 19 x 23 x 31 x 24,611 = 333,405,217

This can also be written as 191 x 231 x 311 x 24,6111 = 333,405,217

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


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