Q: What are the prime factors of the number 32,392,560?

 A: 2, 3, 5, 139, 971

Why are those the prime factors of the number 32,392,560?

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 32,392,560

32,392,560
Factor Arrows
216,196,280
Factor Arrows
28,098,140
Factor Arrows
24,049,070
Factor Arrows
22,024,535
Factor Arrows
3674,845
Factor Arrows
5134,969
Factor Arrows
139971

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, 3, 5, 139, 971

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 5 x 139 x 971 = 32,392,560

This can also be written as 24 x 31 x 51 x 1391 x 9711 = 32,392,560

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


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