Q: What are the prime factors of the number 254,521,488?

 A: 2, 3, 13, 89, 4583

Why are those the prime factors of the number 254,521,488?

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 254,521,488

254,521,488
Factor Arrows
2127,260,744
Factor Arrows
263,630,372
Factor Arrows
231,815,186
Factor Arrows
215,907,593
Factor Arrows
35,302,531
Factor Arrows
13407,887
Factor Arrows
894,583

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, 13, 89, 4583

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 13 x 89 x 4,583 = 254,521,488

This can also be written as 24 x 31 x 131 x 891 x 4,5831 = 254,521,488

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


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