Q: What are the prime factors of the number 25,125,552?

 A: 2, 3, 19387

Why are those the prime factors of the number 25,125,552?

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 25,125,552

25,125,552
Factor Arrows
212,562,776
Factor Arrows
26,281,388
Factor Arrows
23,140,694
Factor Arrows
21,570,347
Factor Arrows
3523,449
Factor Arrows
3174,483
Factor Arrows
358,161
Factor Arrows
319,387

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, 19387

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 3 x 3 x 19,387 = 25,125,552

This can also be written as 24 x 34 x 19,3871 = 25,125,552

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


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