Q: What are the prime factors of the number 2,467,456?

 A: 2, 37, 521

Why are those the prime factors of the number 2,467,456?

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 2,467,456

2,467,456
Factor Arrows
21,233,728
Factor Arrows
2616,864
Factor Arrows
2308,432
Factor Arrows
2154,216
Factor Arrows
277,108
Factor Arrows
238,554
Factor Arrows
219,277
Factor Arrows
37521

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, 37, 521

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 37 x 521 = 2,467,456

This can also be written as 27 x 371 x 5211 = 2,467,456

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


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