Q: What are the prime factors of the number 7,015,275?

 A: 3, 5, 19, 547

Why are those the prime factors of the number 7,015,275?

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 7,015,275

7,015,275
Factor Arrows
32,338,425
Factor Arrows
3779,475
Factor Arrows
3259,825
Factor Arrows
551,965
Factor Arrows
510,393
Factor Arrows
19547

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, 19, 547

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 5 x 5 x 19 x 547 = 7,015,275

This can also be written as 33 x 52 x 191 x 5471 = 7,015,275

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


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