Q: What are the prime factors of the number 310,715,046?

 A: 2, 3, 31, 67, 8311

Why are those the prime factors of the number 310,715,046?

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 310,715,046

310,715,046
Factor Arrows
2155,357,523
Factor Arrows
351,785,841
Factor Arrows
317,261,947
Factor Arrows
31556,837
Factor Arrows
678,311

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, 31, 67, 8311

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 31 x 67 x 8,311 = 310,715,046

This can also be written as 21 x 32 x 311 x 671 x 8,3111 = 310,715,046

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


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