Q: What are the prime factors of the number 302,028,180?

 A: 2, 3, 5, 19, 23, 11519

Why are those the prime factors of the number 302,028,180?

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 302,028,180

302,028,180
Factor Arrows
2151,014,090
Factor Arrows
275,507,045
Factor Arrows
325,169,015
Factor Arrows
55,033,803
Factor Arrows
19264,937
Factor Arrows
2311,519

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, 19, 23, 11519

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 19 x 23 x 11,519 = 302,028,180

This can also be written as 22 x 31 x 51 x 191 x 231 x 11,5191 = 302,028,180

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


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