Q: What are the prime factors of the number 306,167,256?

 A: 2, 3, 73, 19417

Why are those the prime factors of the number 306,167,256?

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 306,167,256

306,167,256
Factor Arrows
2153,083,628
Factor Arrows
276,541,814
Factor Arrows
238,270,907
Factor Arrows
312,756,969
Factor Arrows
34,252,323
Factor Arrows
31,417,441
Factor Arrows
7319,417

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, 73, 19417

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 3 x 73 x 19,417 = 306,167,256

This can also be written as 23 x 33 x 731 x 19,4171 = 306,167,256

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


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