Q: What are the prime factors of the number 558,065,056?

 A: 2, 97, 163, 1103

Why are those the prime factors of the number 558,065,056?

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 558,065,056

558,065,056
Factor Arrows
2279,032,528
Factor Arrows
2139,516,264
Factor Arrows
269,758,132
Factor Arrows
234,879,066
Factor Arrows
217,439,533
Factor Arrows
97179,789
Factor Arrows
1631,103

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, 97, 163, 1103

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 97 x 163 x 1,103 = 558,065,056

This can also be written as 25 x 971 x 1631 x 1,1031 = 558,065,056

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


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