Q: What are the prime factors of the number 32,102,320?

 A: 2, 5, 401279

Why are those the prime factors of the number 32,102,320?

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 32,102,320

32,102,320
Factor Arrows
216,051,160
Factor Arrows
28,025,580
Factor Arrows
24,012,790
Factor Arrows
22,006,395
Factor Arrows
5401,279

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, 401279

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 401,279 = 32,102,320

This can also be written as 24 x 51 x 401,2791 = 32,102,320

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


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