Q: What are the prime factors of the number 578,332,305?

 A: 3, 5, 113, 12637

Why are those the prime factors of the number 578,332,305?

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 578,332,305

578,332,305
Factor Arrows
3192,777,435
Factor Arrows
364,259,145
Factor Arrows
321,419,715
Factor Arrows
37,139,905
Factor Arrows
51,427,981
Factor Arrows
11312,637

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, 113, 12637

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 5 x 113 x 12,637 = 578,332,305

This can also be written as 34 x 51 x 1131 x 12,6371 = 578,332,305

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


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