Q: What are the prime factors of the number 51,442,512?

 A: 2, 3, 11, 97429

Why are those the prime factors of the number 51,442,512?

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 51,442,512

51,442,512
Factor Arrows
225,721,256
Factor Arrows
212,860,628
Factor Arrows
26,430,314
Factor Arrows
23,215,157
Factor Arrows
31,071,719
Factor Arrows
1197,429

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, 11, 97429

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 11 x 97,429 = 51,442,512

This can also be written as 24 x 31 x 111 x 97,4291 = 51,442,512

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


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