Q: What are the prime factors of the number 2,535,040?

 A: 2, 5, 17, 233

Why are those the prime factors of the number 2,535,040?

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 2,535,040

2,535,040
Factor Arrows
21,267,520
Factor Arrows
2633,760
Factor Arrows
2316,880
Factor Arrows
2158,440
Factor Arrows
279,220
Factor Arrows
239,610
Factor Arrows
219,805
Factor Arrows
53,961
Factor Arrows
17233

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, 17, 233

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 2 x 5 x 17 x 233 = 2,535,040

This can also be written as 27 x 51 x 171 x 2331 = 2,535,040

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


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