Q: What are the prime factors of the number 1,476,800?

 A: 2, 5, 13, 71

Why are those the prime factors of the number 1,476,800?

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 1,476,800

1,476,800
Factor Arrows
2738,400
Factor Arrows
2369,200
Factor Arrows
2184,600
Factor Arrows
292,300
Factor Arrows
246,150
Factor Arrows
223,075
Factor Arrows
54,615
Factor Arrows
5923
Factor Arrows
1371

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, 13, 71

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 5 x 5 x 13 x 71 = 1,476,800

This can also be written as 26 x 52 x 131 x 711 = 1,476,800

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


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