Q: What are the prime factors of the number 360,505,431?

 A: 3, 11, 13, 93371

Why are those the prime factors of the number 360,505,431?

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 360,505,431

360,505,431
Factor Arrows
3120,168,477
Factor Arrows
340,056,159
Factor Arrows
313,352,053
Factor Arrows
111,213,823
Factor Arrows
1393,371

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, 11, 13, 93371

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 11 x 13 x 93,371 = 360,505,431

This can also be written as 33 x 111 x 131 x 93,3711 = 360,505,431

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


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