Q: What are the prime factors of the number 25,344,240?

 A: 2, 3, 5, 105601

Why are those the prime factors of the number 25,344,240?

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 25,344,240

25,344,240
Factor Arrows
212,672,120
Factor Arrows
26,336,060
Factor Arrows
23,168,030
Factor Arrows
21,584,015
Factor Arrows
3528,005
Factor Arrows
5105,601

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, 105601

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 105,601 = 25,344,240

This can also be written as 24 x 31 x 51 x 105,6011 = 25,344,240

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


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