Q: What are the prime factors of the number 452,001,420?

 A: 2, 3, 5, 13, 193163

Why are those the prime factors of the number 452,001,420?

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 452,001,420

452,001,420
Factor Arrows
2226,000,710
Factor Arrows
2113,000,355
Factor Arrows
337,666,785
Factor Arrows
312,555,595
Factor Arrows
52,511,119
Factor Arrows
13193,163

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, 3, 5, 13, 193163

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 5 x 13 x 193,163 = 452,001,420

This can also be written as 22 x 32 x 51 x 131 x 193,1631 = 452,001,420

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


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