Q: What are the prime factors of the number 51,025,664?

 A: 2, 37, 5387

Why are those the prime factors of the number 51,025,664?

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 51,025,664

51,025,664
Factor Arrows
225,512,832
Factor Arrows
212,756,416
Factor Arrows
26,378,208
Factor Arrows
23,189,104
Factor Arrows
21,594,552
Factor Arrows
2797,276
Factor Arrows
2398,638
Factor Arrows
2199,319
Factor Arrows
375,387

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, 37, 5387

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 2 x 37 x 5,387 = 51,025,664

This can also be written as 28 x 371 x 5,3871 = 51,025,664

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


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