Q: What are the prime factors of the number 37,639,580?

 A: 2, 5, 11, 31, 5519

Why are those the prime factors of the number 37,639,580?

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 37,639,580

37,639,580
Factor Arrows
218,819,790
Factor Arrows
29,409,895
Factor Arrows
51,881,979
Factor Arrows
11171,089
Factor Arrows
315,519

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, 5, 11, 31, 5519

We can check our work by multiplying all of the prime factors together: 2 x 2 x 5 x 11 x 31 x 5,519 = 37,639,580

This can also be written as 22 x 51 x 111 x 311 x 5,5191 = 37,639,580

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


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