Q: What are the prime factors of the number 304,053,540?

 A: 2, 3, 5, 7, 41, 17657

Why are those the prime factors of the number 304,053,540?

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 304,053,540

304,053,540
Factor Arrows
2152,026,770
Factor Arrows
276,013,385
Factor Arrows
325,337,795
Factor Arrows
55,067,559
Factor Arrows
7723,937
Factor Arrows
4117,657

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, 5, 7, 41, 17657

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 7 x 41 x 17,657 = 304,053,540

This can also be written as 22 x 31 x 51 x 71 x 411 x 17,6571 = 304,053,540

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


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