Q: What are the prime factors of the number 130,045,136?

 A: 2, 13, 673, 929

Why are those the prime factors of the number 130,045,136?

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 130,045,136

130,045,136
Factor Arrows
265,022,568
Factor Arrows
232,511,284
Factor Arrows
216,255,642
Factor Arrows
28,127,821
Factor Arrows
13625,217
Factor Arrows
673929

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, 13, 673, 929

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 13 x 673 x 929 = 130,045,136

This can also be written as 24 x 131 x 6731 x 9291 = 130,045,136

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


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