Q: What are the prime factors of the number 130,040,430?

 A: 2, 3, 5, 13, 1973

Why are those the prime factors of the number 130,040,430?

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 130,040,430

130,040,430
Factor Arrows
265,020,215
Factor Arrows
321,673,405
Factor Arrows
54,334,681
Factor Arrows
13333,437
Factor Arrows
1325,649
Factor Arrows
131,973

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, 1973

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 13 x 13 x 13 x 1,973 = 130,040,430

This can also be written as 21 x 31 x 51 x 133 x 1,9731 = 130,040,430

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


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