Q: What are the prime factors of the number 52,251,520?

 A: 2, 5, 19, 4297

Why are those the prime factors of the number 52,251,520?

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 52,251,520

52,251,520
Factor Arrows
226,125,760
Factor Arrows
213,062,880
Factor Arrows
26,531,440
Factor Arrows
23,265,720
Factor Arrows
21,632,860
Factor Arrows
2816,430
Factor Arrows
2408,215
Factor Arrows
581,643
Factor Arrows
194,297

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, 19, 4297

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 2 x 5 x 19 x 4,297 = 52,251,520

This can also be written as 27 x 51 x 191 x 4,2971 = 52,251,520

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


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