Q: What are the prime factors of the number 51,122,268?

 A: 2, 3, 1420063

Why are those the prime factors of the number 51,122,268?

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 51,122,268

51,122,268
Factor Arrows
225,561,134
Factor Arrows
212,780,567
Factor Arrows
34,260,189
Factor Arrows
31,420,063

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, 1420063

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 1,420,063 = 51,122,268

This can also be written as 22 x 32 x 1,420,0631 = 51,122,268

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


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