Q: What are the prime factors of the number 304,042,128?

 A: 2, 3, 13, 487247

Why are those the prime factors of the number 304,042,128?

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 304,042,128

304,042,128
Factor Arrows
2152,021,064
Factor Arrows
276,010,532
Factor Arrows
238,005,266
Factor Arrows
219,002,633
Factor Arrows
36,334,211
Factor Arrows
13487,247

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, 13, 487247

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 13 x 487,247 = 304,042,128

This can also be written as 24 x 31 x 131 x 487,2471 = 304,042,128

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


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