Q: What are the prime factors of the number 932,880?

 A: 2, 3, 5, 13, 23

Why are those the prime factors of the number 932,880?

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 932,880

932,880
Factor Arrows
2466,440
Factor Arrows
2233,220
Factor Arrows
2116,610
Factor Arrows
258,305
Factor Arrows
319,435
Factor Arrows
53,887
Factor Arrows
13299
Factor Arrows
1323

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, 13, 23

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 13 x 13 x 23 = 932,880

This can also be written as 24 x 31 x 51 x 132 x 231 = 932,880

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


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