Q: What are the prime factors of the number 51,062,040?

 A: 2, 3, 5, 29, 67, 73

Why are those the prime factors of the number 51,062,040?

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 51,062,040

51,062,040
Factor Arrows
225,531,020
Factor Arrows
212,765,510
Factor Arrows
26,382,755
Factor Arrows
32,127,585
Factor Arrows
3709,195
Factor Arrows
5141,839
Factor Arrows
294,891
Factor Arrows
6773

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, 29, 67, 73

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 5 x 29 x 67 x 73 = 51,062,040

This can also be written as 23 x 32 x 51 x 291 x 671 x 731 = 51,062,040

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


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