Q: What are the prime factors of the number 254,400,448?

 A: 2, 59, 89, 757

Why are those the prime factors of the number 254,400,448?

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 254,400,448

254,400,448
Factor Arrows
2127,200,224
Factor Arrows
263,600,112
Factor Arrows
231,800,056
Factor Arrows
215,900,028
Factor Arrows
27,950,014
Factor Arrows
23,975,007
Factor Arrows
5967,373
Factor Arrows
89757

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, 59, 89, 757

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 59 x 89 x 757 = 254,400,448

This can also be written as 26 x 591 x 891 x 7571 = 254,400,448

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


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