Q: What are the prime factors of the number 16,130,080?

 A: 2, 5, 73, 1381

Why are those the prime factors of the number 16,130,080?

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 16,130,080

16,130,080
Factor Arrows
28,065,040
Factor Arrows
24,032,520
Factor Arrows
22,016,260
Factor Arrows
21,008,130
Factor Arrows
2504,065
Factor Arrows
5100,813
Factor Arrows
731,381

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, 5, 73, 1381

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 5 x 73 x 1,381 = 16,130,080

This can also be written as 25 x 51 x 731 x 1,3811 = 16,130,080

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


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