Q: What are the prime factors of the number 137,325,630?

 A: 2, 3, 5, 13, 223, 1579

Why are those the prime factors of the number 137,325,630?

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 137,325,630

137,325,630
Factor Arrows
268,662,815
Factor Arrows
322,887,605
Factor Arrows
54,577,521
Factor Arrows
13352,117
Factor Arrows
2231,579

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, 5, 13, 223, 1579

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 13 x 223 x 1,579 = 137,325,630

This can also be written as 21 x 31 x 51 x 131 x 2231 x 1,5791 = 137,325,630

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


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