Q: What are the prime factors of the number 4,656,015?

 A: 3, 5, 7, 13, 379

Why are those the prime factors of the number 4,656,015?

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 4,656,015

4,656,015
Factor Arrows
31,552,005
Factor Arrows
3517,335
Factor Arrows
3172,445
Factor Arrows
534,489
Factor Arrows
74,927
Factor Arrows
13379

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, 5, 7, 13, 379

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 5 x 7 x 13 x 379 = 4,656,015

This can also be written as 33 x 51 x 71 x 131 x 3791 = 4,656,015

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


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