Q: What are the prime factors of the number 550,344,400?

 A: 2, 5, 17, 80933

Why are those the prime factors of the number 550,344,400?

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 550,344,400

550,344,400
Factor Arrows
2275,172,200
Factor Arrows
2137,586,100
Factor Arrows
268,793,050
Factor Arrows
234,396,525
Factor Arrows
56,879,305
Factor Arrows
51,375,861
Factor Arrows
1780,933

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:

2, 5, 17, 80933

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 5 x 17 x 80,933 = 550,344,400

This can also be written as 24 x 52 x 171 x 80,9331 = 550,344,400

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


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