Q: What are the prime factors of the number 4,572,224?

 A: 2, 199, 359

Why are those the prime factors of the number 4,572,224?

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 4,572,224

4,572,224
Factor Arrows
22,286,112
Factor Arrows
21,143,056
Factor Arrows
2571,528
Factor Arrows
2285,764
Factor Arrows
2142,882
Factor Arrows
271,441
Factor Arrows
199359

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, 199, 359

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 199 x 359 = 4,572,224

This can also be written as 26 x 1991 x 3591 = 4,572,224

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


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