Q: What are the prime factors of the number 8,935,815?

 A: 3, 5, 7, 85103

Why are those the prime factors of the number 8,935,815?

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 8,935,815

8,935,815
Factor Arrows
32,978,605
Factor Arrows
5595,721
Factor Arrows
785,103

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:

3, 5, 7, 85103

We can check our work by multiplying all of the prime factors together: 3 x 5 x 7 x 85,103 = 8,935,815

This can also be written as 31 x 51 x 71 x 85,1031 = 8,935,815

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


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