Q: What are the prime factors of the number 51,504,800?

 A: 2, 5, 64381

Why are those the prime factors of the number 51,504,800?

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 51,504,800

51,504,800
Factor Arrows
225,752,400
Factor Arrows
212,876,200
Factor Arrows
26,438,100
Factor Arrows
23,219,050
Factor Arrows
21,609,525
Factor Arrows
5321,905
Factor Arrows
564,381

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, 64381

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 5 x 5 x 64,381 = 51,504,800

This can also be written as 25 x 52 x 64,3811 = 51,504,800

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


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