Q: What are the prime factors of the number 32,104,000?

 A: 2, 5, 4013

Why are those the prime factors of the number 32,104,000?

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 32,104,000

32,104,000
Factor Arrows
216,052,000
Factor Arrows
28,026,000
Factor Arrows
24,013,000
Factor Arrows
22,006,500
Factor Arrows
21,003,250
Factor Arrows
2501,625
Factor Arrows
5100,325
Factor Arrows
520,065
Factor Arrows
54,013

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, 4013

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 5 x 5 x 5 x 4,013 = 32,104,000

This can also be written as 26 x 53 x 4,0131 = 32,104,000

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


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