Q: What are the prime factors of the number 2,752,800?

 A: 2, 3, 5, 31, 37

Why are those the prime factors of the number 2,752,800?

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 2,752,800

2,752,800
Factor Arrows
21,376,400
Factor Arrows
2688,200
Factor Arrows
2344,100
Factor Arrows
2172,050
Factor Arrows
286,025
Factor Arrows
328,675
Factor Arrows
55,735
Factor Arrows
51,147
Factor Arrows
3137

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, 31, 37

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 5 x 5 x 31 x 37 = 2,752,800

This can also be written as 25 x 31 x 52 x 311 x 371 = 2,752,800

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


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