Q: What are the prime factors of the number 255,600,635?

 A: 5, 19, 29, 257

Why are those the prime factors of the number 255,600,635?

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 255,600,635

255,600,635
Factor Arrows
551,120,127
Factor Arrows
192,690,533
Factor Arrows
19141,607
Factor Arrows
197,453
Factor Arrows
29257

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:

5, 19, 29, 257

We can check our work by multiplying all of the prime factors together: 5 x 19 x 19 x 19 x 29 x 257 = 255,600,635

This can also be written as 51 x 193 x 291 x 2571 = 255,600,635

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


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