Q: What are the prime factors of the number 51,613,952?

 A: 2, 13, 1193

Why are those the prime factors of the number 51,613,952?

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 51,613,952

51,613,952
Factor Arrows
225,806,976
Factor Arrows
212,903,488
Factor Arrows
26,451,744
Factor Arrows
23,225,872
Factor Arrows
21,612,936
Factor Arrows
2806,468
Factor Arrows
2403,234
Factor Arrows
2201,617
Factor Arrows
1315,509
Factor Arrows
131,193

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, 1193

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 13 x 13 x 1,193 = 51,613,952

This can also be written as 28 x 132 x 1,1931 = 51,613,952

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


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