Q: What are the prime factors of the number 722,523,716?

 A: 2, 19, 37, 89, 2887

Why are those the prime factors of the number 722,523,716?

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 722,523,716

722,523,716
Factor Arrows
2361,261,858
Factor Arrows
2180,630,929
Factor Arrows
199,506,891
Factor Arrows
37256,943
Factor Arrows
892,887

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, 19, 37, 89, 2887

We can check our work by multiplying all of the prime factors together: 2 x 2 x 19 x 37 x 89 x 2,887 = 722,523,716

This can also be written as 22 x 191 x 371 x 891 x 2,8871 = 722,523,716

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


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