Q: What are the prime factors of the number 605,504,460?

 A: 2, 3, 5, 11, 67, 13693

Why are those the prime factors of the number 605,504,460?

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 605,504,460

605,504,460
Factor Arrows
2302,752,230
Factor Arrows
2151,376,115
Factor Arrows
350,458,705
Factor Arrows
510,091,741
Factor Arrows
11917,431
Factor Arrows
6713,693

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, 5, 11, 67, 13693

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 11 x 67 x 13,693 = 605,504,460

This can also be written as 22 x 31 x 51 x 111 x 671 x 13,6931 = 605,504,460

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


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