Q: What are the prime factors of the number 300,030,345?

 A: 3, 5, 821, 2707

Why are those the prime factors of the number 300,030,345?

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 300,030,345

300,030,345
Factor Arrows
3100,010,115
Factor Arrows
333,336,705
Factor Arrows
311,112,235
Factor Arrows
52,222,447
Factor Arrows
8212,707

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:

3, 5, 821, 2707

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 5 x 821 x 2,707 = 300,030,345

This can also be written as 33 x 51 x 8211 x 2,7071 = 300,030,345

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


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