Q: What are the prime factors of the number 310,057,608?

 A: 2, 3, 7, 1845581

Why are those the prime factors of the number 310,057,608?

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 310,057,608

310,057,608
Factor Arrows
2155,028,804
Factor Arrows
277,514,402
Factor Arrows
238,757,201
Factor Arrows
312,919,067
Factor Arrows
71,845,581

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, 7, 1845581

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 7 x 1,845,581 = 310,057,608

This can also be written as 23 x 31 x 71 x 1,845,5811 = 310,057,608

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


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