Q: What are the prime factors of the number 130,286,924?

 A: 2, 31, 139, 7559

Why are those the prime factors of the number 130,286,924?

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 130,286,924

130,286,924
Factor Arrows
265,143,462
Factor Arrows
232,571,731
Factor Arrows
311,050,701
Factor Arrows
1397,559

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, 31, 139, 7559

We can check our work by multiplying all of the prime factors together: 2 x 2 x 31 x 139 x 7,559 = 130,286,924

This can also be written as 22 x 311 x 1391 x 7,5591 = 130,286,924

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


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