Q: What are the prime factors of the number 72,072,752?

 A: 2, 41, 181, 607

Why are those the prime factors of the number 72,072,752?

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 72,072,752

72,072,752
Factor Arrows
236,036,376
Factor Arrows
218,018,188
Factor Arrows
29,009,094
Factor Arrows
24,504,547
Factor Arrows
41109,867
Factor Arrows
181607

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, 41, 181, 607

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 41 x 181 x 607 = 72,072,752

This can also be written as 24 x 411 x 1811 x 6071 = 72,072,752

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


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