Q: What are the prime factors of the number 731,241,733?

 A: 19, 31, 419, 2963

Why are those the prime factors of the number 731,241,733?

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 731,241,733

731,241,733
Factor Arrows
1938,486,407
Factor Arrows
311,241,497
Factor Arrows
4192,963

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:

19, 31, 419, 2963

We can check our work by multiplying all of the prime factors together: 19 x 31 x 419 x 2,963 = 731,241,733

This can also be written as 191 x 311 x 4191 x 2,9631 = 731,241,733

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


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