Q: What are the prime factors of the number 4,015,413?

 A: 3, 89, 557

Why are those the prime factors of the number 4,015,413?

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 4,015,413

4,015,413
Factor Arrows
31,338,471
Factor Arrows
3446,157
Factor Arrows
3148,719
Factor Arrows
349,573
Factor Arrows
89557

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:

3, 89, 557

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 89 x 557 = 4,015,413

This can also be written as 34 x 891 x 5571 = 4,015,413

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


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