Q: What are the prime factors of the number 24,202,240?

 A: 2, 5, 29, 163

Why are those the prime factors of the number 24,202,240?

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 24,202,240

24,202,240
Factor Arrows
212,101,120
Factor Arrows
26,050,560
Factor Arrows
23,025,280
Factor Arrows
21,512,640
Factor Arrows
2756,320
Factor Arrows
2378,160
Factor Arrows
2189,080
Factor Arrows
294,540
Factor Arrows
247,270
Factor Arrows
223,635
Factor Arrows
54,727
Factor Arrows
29163

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, 163

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 2 x 2 x 2 x 5 x 29 x 163 = 24,202,240

This can also be written as 210 x 51 x 291 x 1631 = 24,202,240

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


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