Q: What are the prime factors of the number 767,503,647?

 A: 3, 29, 61, 16069

Why are those the prime factors of the number 767,503,647?

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 767,503,647

767,503,647
Factor Arrows
3255,834,549
Factor Arrows
385,278,183
Factor Arrows
328,426,061
Factor Arrows
29980,209
Factor Arrows
6116,069

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, 61, 16069

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 29 x 61 x 16,069 = 767,503,647

This can also be written as 33 x 291 x 611 x 16,0691 = 767,503,647

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


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