Q: What are the prime factors of the number 558,005,517?

 A: 3, 367, 6257

Why are those the prime factors of the number 558,005,517?

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 558,005,517

558,005,517
Factor Arrows
3186,001,839
Factor Arrows
362,000,613
Factor Arrows
320,666,871
Factor Arrows
36,888,957
Factor Arrows
32,296,319
Factor Arrows
3676,257

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, 367, 6257

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 367 x 6,257 = 558,005,517

This can also be written as 35 x 3671 x 6,2571 = 558,005,517

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


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