Q: What are the prime factors of the number 553,007,850?

 A: 2, 3, 5, 73, 50503

Why are those the prime factors of the number 553,007,850?

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 553,007,850

553,007,850
Factor Arrows
2276,503,925
Factor Arrows
392,167,975
Factor Arrows
518,433,595
Factor Arrows
53,686,719
Factor Arrows
7350,503

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, 3, 5, 73, 50503

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 5 x 73 x 50,503 = 553,007,850

This can also be written as 21 x 31 x 52 x 731 x 50,5031 = 553,007,850

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


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