Q: What are the prime factors of the number 46,314,864?

 A: 2, 3, 321631

Why are those the prime factors of the number 46,314,864?

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 46,314,864

46,314,864
Factor Arrows
223,157,432
Factor Arrows
211,578,716
Factor Arrows
25,789,358
Factor Arrows
22,894,679
Factor Arrows
3964,893
Factor Arrows
3321,631

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, 321631

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 321,631 = 46,314,864

This can also be written as 24 x 32 x 321,6311 = 46,314,864

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


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