Q: What are the prime factors of the number 14,545,240?

 A: 2, 5, 29, 12539

Why are those the prime factors of the number 14,545,240?

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 14,545,240

14,545,240
Factor Arrows
27,272,620
Factor Arrows
23,636,310
Factor Arrows
21,818,155
Factor Arrows
5363,631
Factor Arrows
2912,539

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, 29, 12539

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 29 x 12,539 = 14,545,240

This can also be written as 23 x 51 x 291 x 12,5391 = 14,545,240

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


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