Q: What are the prime factors of the number 446,560?

 A: 2, 5, 2791

Why are those the prime factors of the number 446,560?

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 446,560

446,560
Factor Arrows
2223,280
Factor Arrows
2111,640
Factor Arrows
255,820
Factor Arrows
227,910
Factor Arrows
213,955
Factor Arrows
52,791

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, 5, 2791

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 5 x 2,791 = 446,560

This can also be written as 25 x 51 x 2,7911 = 446,560

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


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