Q: What are the prime factors of the number 255,055,744?

 A: 2, 1992623

Why are those the prime factors of the number 255,055,744?

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 255,055,744

255,055,744
Factor Arrows
2127,527,872
Factor Arrows
263,763,936
Factor Arrows
231,881,968
Factor Arrows
215,940,984
Factor Arrows
27,970,492
Factor Arrows
23,985,246
Factor Arrows
21,992,623

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, 1992623

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 1,992,623 = 255,055,744

This can also be written as 27 x 1,992,6231 = 255,055,744

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


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