Q: What are the prime factors of the number 10,451,205?

 A: 3, 5, 37, 6277

Why are those the prime factors of the number 10,451,205?

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 10,451,205

10,451,205
Factor Arrows
33,483,735
Factor Arrows
31,161,245
Factor Arrows
5232,249
Factor Arrows
376,277

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, 37, 6277

We can check our work by multiplying all of the prime factors together: 3 x 3 x 5 x 37 x 6,277 = 10,451,205

This can also be written as 32 x 51 x 371 x 6,2771 = 10,451,205

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


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