Q: What are the prime factors of the number 622,443,550?

 A: 2, 5, 41, 113, 2687

Why are those the prime factors of the number 622,443,550?

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 622,443,550

622,443,550
Factor Arrows
2311,221,775
Factor Arrows
562,244,355
Factor Arrows
512,448,871
Factor Arrows
41303,631
Factor Arrows
1132,687

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, 41, 113, 2687

We can check our work by multiplying all of the prime factors together: 2 x 5 x 5 x 41 x 113 x 2,687 = 622,443,550

This can also be written as 21 x 52 x 411 x 1131 x 2,6871 = 622,443,550

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


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