Q: What are the prime factors of the number 252,257,256?

 A: 2, 3, 41, 85453

Why are those the prime factors of the number 252,257,256?

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 252,257,256

252,257,256
Factor Arrows
2126,128,628
Factor Arrows
263,064,314
Factor Arrows
231,532,157
Factor Arrows
310,510,719
Factor Arrows
33,503,573
Factor Arrows
4185,453

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, 41, 85453

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 41 x 85,453 = 252,257,256

This can also be written as 23 x 32 x 411 x 85,4531 = 252,257,256

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


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