Q: What are the prime factors of the number 48,045,855?

 A: 3, 5, 11, 13, 1723

Why are those the prime factors of the number 48,045,855?

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 48,045,855

48,045,855
Factor Arrows
316,015,285
Factor Arrows
53,203,057
Factor Arrows
11291,187
Factor Arrows
1322,399
Factor Arrows
131,723

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:

3, 5, 11, 13, 1723

We can check our work by multiplying all of the prime factors together: 3 x 5 x 11 x 13 x 13 x 1,723 = 48,045,855

This can also be written as 31 x 51 x 111 x 132 x 1,7231 = 48,045,855

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


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