Q: What are the prime factors of the number 3,385,152?

 A: 2, 3, 653

Why are those the prime factors of the number 3,385,152?

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 3,385,152

3,385,152
Factor Arrows
21,692,576
Factor Arrows
2846,288
Factor Arrows
2423,144
Factor Arrows
2211,572
Factor Arrows
2105,786
Factor Arrows
252,893
Factor Arrows
317,631
Factor Arrows
35,877
Factor Arrows
31,959
Factor Arrows
3653

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, 653

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 3 x 3 x 3 x 3 x 653 = 3,385,152

This can also be written as 26 x 34 x 6531 = 3,385,152

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


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