Q: What are the prime factors of the number 553,487,828?

 A: 2, 138371957

Why are those the prime factors of the number 553,487,828?

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 553,487,828

553,487,828
Factor Arrows
2276,743,914
Factor Arrows
2138,371,957

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, 138371957

We can check our work by multiplying all of the prime factors together: 2 x 2 x 138,371,957 = 553,487,828

This can also be written as 22 x 138,371,9571 = 553,487,828

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


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