Q: What are the prime factors of the number 250,784,136?

 A: 2, 3, 17, 331, 619

Why are those the prime factors of the number 250,784,136?

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 250,784,136

250,784,136
Factor Arrows
2125,392,068
Factor Arrows
262,696,034
Factor Arrows
231,348,017
Factor Arrows
310,449,339
Factor Arrows
33,483,113
Factor Arrows
17204,889
Factor Arrows
331619

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, 17, 331, 619

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 17 x 331 x 619 = 250,784,136

This can also be written as 23 x 32 x 171 x 3311 x 6191 = 250,784,136

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


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