Q: What are the prime factors of the number 5,063,616?

 A: 2, 3, 59, 149

Why are those the prime factors of the number 5,063,616?

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 5,063,616

5,063,616
Factor Arrows
22,531,808
Factor Arrows
21,265,904
Factor Arrows
2632,952
Factor Arrows
2316,476
Factor Arrows
2158,238
Factor Arrows
279,119
Factor Arrows
326,373
Factor Arrows
38,791
Factor Arrows
59149

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, 3, 59, 149

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 59 x 149 = 5,063,616

This can also be written as 26 x 32 x 591 x 1491 = 5,063,616

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


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