Q: What are the prime factors of the number 51,738,888?

 A: 2, 3, 17, 211, 601

Why are those the prime factors of the number 51,738,888?

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 51,738,888

51,738,888
Factor Arrows
225,869,444
Factor Arrows
212,934,722
Factor Arrows
26,467,361
Factor Arrows
32,155,787
Factor Arrows
17126,811
Factor Arrows
211601

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, 17, 211, 601

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 17 x 211 x 601 = 51,738,888

This can also be written as 23 x 31 x 171 x 2111 x 6011 = 51,738,888

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


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