Q: What are the prime factors of the number 255,982,971?

 A: 3, 29, 809, 3637

Why are those the prime factors of the number 255,982,971?

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 255,982,971

255,982,971
Factor Arrows
385,327,657
Factor Arrows
292,942,333
Factor Arrows
8093,637

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:

3, 29, 809, 3637

We can check our work by multiplying all of the prime factors together: 3 x 29 x 809 x 3,637 = 255,982,971

This can also be written as 31 x 291 x 8091 x 3,6371 = 255,982,971

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


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