Q: What are the prime factors of the number 152,544?

 A: 2, 3, 7, 227

Why are those the prime factors of the number 152,544?

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 152,544

152,544
Factor Arrows
276,272
Factor Arrows
238,136
Factor Arrows
219,068
Factor Arrows
29,534
Factor Arrows
24,767
Factor Arrows
31,589
Factor Arrows
7227

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, 7, 227

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 7 x 227 = 152,544

This can also be written as 25 x 31 x 71 x 2271 = 152,544

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


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