Q: What are the prime factors of the number 82,815,807?

 A: 3, 43, 263, 2441

Why are those the prime factors of the number 82,815,807?

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 82,815,807

82,815,807
Factor Arrows
327,605,269
Factor Arrows
43641,983
Factor Arrows
2632,441

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, 43, 263, 2441

We can check our work by multiplying all of the prime factors together: 3 x 43 x 263 x 2,441 = 82,815,807

This can also be written as 31 x 431 x 2631 x 2,4411 = 82,815,807

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


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