Q: What are the prime factors of the number 451,151,249?

 A: 37, 41, 297397

Why are those the prime factors of the number 451,151,249?

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 451,151,249

451,151,249
Factor Arrows
3712,193,277
Factor Arrows
41297,397

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:

37, 41, 297397

We can check our work by multiplying all of the prime factors together: 37 x 41 x 297,397 = 451,151,249

This can also be written as 371 x 411 x 297,3971 = 451,151,249

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


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