Q: What are the prime factors of the number 25,203,024?

 A: 2, 3, 7, 11, 2273

Why are those the prime factors of the number 25,203,024?

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 25,203,024

25,203,024
Factor Arrows
212,601,512
Factor Arrows
26,300,756
Factor Arrows
23,150,378
Factor Arrows
21,575,189
Factor Arrows
3525,063
Factor Arrows
3175,021
Factor Arrows
725,003
Factor Arrows
112,273

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, 11, 2273

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 7 x 11 x 2,273 = 25,203,024

This can also be written as 24 x 32 x 71 x 111 x 2,2731 = 25,203,024

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


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