Q: What are the prime factors of the number 605,744,055?

 A: 3, 5, 7, 179, 3581

Why are those the prime factors of the number 605,744,055?

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 605,744,055

605,744,055
Factor Arrows
3201,914,685
Factor Arrows
367,304,895
Factor Arrows
322,434,965
Factor Arrows
54,486,993
Factor Arrows
7640,999
Factor Arrows
1793,581

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, 179, 3581

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 5 x 7 x 179 x 3,581 = 605,744,055

This can also be written as 33 x 51 x 71 x 1791 x 3,5811 = 605,744,055

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


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