Q: What are the prime factors of the number 3,883,264?

 A: 2, 7, 11, 197

Why are those the prime factors of the number 3,883,264?

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 3,883,264

3,883,264
Factor Arrows
21,941,632
Factor Arrows
2970,816
Factor Arrows
2485,408
Factor Arrows
2242,704
Factor Arrows
2121,352
Factor Arrows
260,676
Factor Arrows
230,338
Factor Arrows
215,169
Factor Arrows
72,167
Factor Arrows
11197

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, 7, 11, 197

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 7 x 11 x 197 = 3,883,264

This can also be written as 28 x 71 x 111 x 1971 = 3,883,264

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


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