Q: What are the prime factors of the number 302,668,072?

 A: 2, 7, 137, 39451

Why are those the prime factors of the number 302,668,072?

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 302,668,072

302,668,072
Factor Arrows
2151,334,036
Factor Arrows
275,667,018
Factor Arrows
237,833,509
Factor Arrows
75,404,787
Factor Arrows
13739,451

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, 7, 137, 39451

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 7 x 137 x 39,451 = 302,668,072

This can also be written as 23 x 71 x 1371 x 39,4511 = 302,668,072

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


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