Q: What are the prime factors of the number 305,301,357?

 A: 3, 29, 347, 3371

Why are those the prime factors of the number 305,301,357?

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 305,301,357

305,301,357
Factor Arrows
3101,767,119
Factor Arrows
333,922,373
Factor Arrows
291,169,737
Factor Arrows
3473,371

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, 29, 347, 3371

We can check our work by multiplying all of the prime factors together: 3 x 3 x 29 x 347 x 3,371 = 305,301,357

This can also be written as 32 x 291 x 3471 x 3,3711 = 305,301,357

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


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