Q: What are the prime factors of the number 23,660,800?

 A: 2, 5, 3697

Why are those the prime factors of the number 23,660,800?

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 23,660,800

23,660,800
Factor Arrows
211,830,400
Factor Arrows
25,915,200
Factor Arrows
22,957,600
Factor Arrows
21,478,800
Factor Arrows
2739,400
Factor Arrows
2369,700
Factor Arrows
2184,850
Factor Arrows
292,425
Factor Arrows
518,485
Factor Arrows
53,697

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, 5, 3697

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 5 x 5 x 3,697 = 23,660,800

This can also be written as 28 x 52 x 3,6971 = 23,660,800

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


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