Q: What are the prime factors of the number 425,333,524?

 A: 2, 7, 11, 197279

Why are those the prime factors of the number 425,333,524?

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 425,333,524

425,333,524
Factor Arrows
2212,666,762
Factor Arrows
2106,333,381
Factor Arrows
715,190,483
Factor Arrows
72,170,069
Factor Arrows
11197,279

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:

2, 7, 11, 197279

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 7 x 11 x 197,279 = 425,333,524

This can also be written as 22 x 72 x 111 x 197,2791 = 425,333,524

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


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