Q: What are the prime factors of the number 2,469,248?

 A: 2, 101, 191

Why are those the prime factors of the number 2,469,248?

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 2,469,248

2,469,248
Factor Arrows
21,234,624
Factor Arrows
2617,312
Factor Arrows
2308,656
Factor Arrows
2154,328
Factor Arrows
277,164
Factor Arrows
238,582
Factor Arrows
219,291
Factor Arrows
101191

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, 101, 191

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 101 x 191 = 2,469,248

This can also be written as 27 x 1011 x 1911 = 2,469,248

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


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