Q: What are the prime factors of the number 22,490,455?

 A: 5, 13, 179, 1933

Why are those the prime factors of the number 22,490,455?

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 22,490,455

22,490,455
Factor Arrows
54,498,091
Factor Arrows
13346,007
Factor Arrows
1791,933

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, 13, 179, 1933

We can check our work by multiplying all of the prime factors together: 5 x 13 x 179 x 1,933 = 22,490,455

This can also be written as 51 x 131 x 1791 x 1,9331 = 22,490,455

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


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