Q: What are the prime factors of the number 657,360,477?

 A: 3, 59, 1237967

Why are those the prime factors of the number 657,360,477?

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 657,360,477

657,360,477
Factor Arrows
3219,120,159
Factor Arrows
373,040,053
Factor Arrows
591,237,967

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, 59, 1237967

We can check our work by multiplying all of the prime factors together: 3 x 3 x 59 x 1,237,967 = 657,360,477

This can also be written as 32 x 591 x 1,237,9671 = 657,360,477

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


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