Q: What are the prime factors of the number 700,256?

 A: 2, 79, 277

Why are those the prime factors of the number 700,256?

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 700,256

700,256
Factor Arrows
2350,128
Factor Arrows
2175,064
Factor Arrows
287,532
Factor Arrows
243,766
Factor Arrows
221,883
Factor Arrows
79277

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, 79, 277

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 79 x 277 = 700,256

This can also be written as 25 x 791 x 2771 = 700,256

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


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