Q: What are the prime factors of the number 16,211,425?

 A: 5, 277, 2341

Why are those the prime factors of the number 16,211,425?

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 16,211,425

16,211,425
Factor Arrows
53,242,285
Factor Arrows
5648,457
Factor Arrows
2772,341

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:

5, 277, 2341

We can check our work by multiplying all of the prime factors together: 5 x 5 x 277 x 2,341 = 16,211,425

This can also be written as 52 x 2771 x 2,3411 = 16,211,425

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


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