Q: What are the prime factors of the number 47,505,016?

 A: 2, 13, 19, 29, 829

Why are those the prime factors of the number 47,505,016?

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 47,505,016

47,505,016
Factor Arrows
223,752,508
Factor Arrows
211,876,254
Factor Arrows
25,938,127
Factor Arrows
13456,779
Factor Arrows
1924,041
Factor Arrows
29829

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, 19, 29, 829

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 13 x 19 x 29 x 829 = 47,505,016

This can also be written as 23 x 131 x 191 x 291 x 8291 = 47,505,016

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


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