Q: What are the prime factors of the number 313,320,245?

 A: 5, 7, 8952007

Why are those the prime factors of the number 313,320,245?

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 313,320,245

313,320,245
Factor Arrows
562,664,049
Factor Arrows
78,952,007

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:

5, 7, 8952007

We can check our work by multiplying all of the prime factors together: 5 x 7 x 8,952,007 = 313,320,245

This can also be written as 51 x 71 x 8,952,0071 = 313,320,245

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


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