Q: What are the prime factors of the number 331,003,300?

 A: 2, 5, 347, 9539

Why are those the prime factors of the number 331,003,300?

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 331,003,300

331,003,300
Factor Arrows
2165,501,650
Factor Arrows
282,750,825
Factor Arrows
516,550,165
Factor Arrows
53,310,033
Factor Arrows
3479,539

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, 5, 347, 9539

We can check our work by multiplying all of the prime factors together: 2 x 2 x 5 x 5 x 347 x 9,539 = 331,003,300

This can also be written as 22 x 52 x 3471 x 9,5391 = 331,003,300

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


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