Q: What are the prime factors of the number 687,262,037?

 A: 7, 11, 71, 125711

Why are those the prime factors of the number 687,262,037?

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 687,262,037

687,262,037
Factor Arrows
798,180,291
Factor Arrows
118,925,481
Factor Arrows
71125,711

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:

7, 11, 71, 125711

We can check our work by multiplying all of the prime factors together: 7 x 11 x 71 x 125,711 = 687,262,037

This can also be written as 71 x 111 x 711 x 125,7111 = 687,262,037

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


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