Q: What are the prime factors of the number 173,252,130?

 A: 2, 3, 5, 37, 127, 1229

Why are those the prime factors of the number 173,252,130?

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 173,252,130

173,252,130
Factor Arrows
286,626,065
Factor Arrows
328,875,355
Factor Arrows
55,775,071
Factor Arrows
37156,083
Factor Arrows
1271,229

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, 37, 127, 1229

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 37 x 127 x 1,229 = 173,252,130

This can also be written as 21 x 31 x 51 x 371 x 1271 x 1,2291 = 173,252,130

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


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