Q: What are the prime factors of the number 68,579,357?

 A: 7, 11, 103, 8647

Why are those the prime factors of the number 68,579,357?

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 68,579,357

68,579,357
Factor Arrows
79,797,051
Factor Arrows
11890,641
Factor Arrows
1038,647

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:

7, 11, 103, 8647

We can check our work by multiplying all of the prime factors together: 7 x 11 x 103 x 8,647 = 68,579,357

This can also be written as 71 x 111 x 1031 x 8,6471 = 68,579,357

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


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