Q: What are the prime factors of the number 253,843,008?

 A: 2, 3, 547, 2417

Why are those the prime factors of the number 253,843,008?

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 253,843,008

253,843,008
Factor Arrows
2126,921,504
Factor Arrows
263,460,752
Factor Arrows
231,730,376
Factor Arrows
215,865,188
Factor Arrows
27,932,594
Factor Arrows
23,966,297
Factor Arrows
31,322,099
Factor Arrows
5472,417

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, 547, 2417

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 3 x 547 x 2,417 = 253,843,008

This can also be written as 26 x 31 x 5471 x 2,4171 = 253,843,008

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


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