Q: What are the prime factors of the number 3,812,864?

 A: 2, 11, 677

Why are those the prime factors of the number 3,812,864?

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 3,812,864

3,812,864
Factor Arrows
21,906,432
Factor Arrows
2953,216
Factor Arrows
2476,608
Factor Arrows
2238,304
Factor Arrows
2119,152
Factor Arrows
259,576
Factor Arrows
229,788
Factor Arrows
214,894
Factor Arrows
27,447
Factor Arrows
11677

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, 11, 677

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 11 x 677 = 3,812,864

This can also be written as 29 x 111 x 6771 = 3,812,864

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


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