Q: What are the prime factors of the number 305,320,716?

 A: 2, 3, 8481131

Why are those the prime factors of the number 305,320,716?

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 305,320,716

305,320,716
Factor Arrows
2152,660,358
Factor Arrows
276,330,179
Factor Arrows
325,443,393
Factor Arrows
38,481,131

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, 8481131

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 8,481,131 = 305,320,716

This can also be written as 22 x 32 x 8,481,1311 = 305,320,716

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


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