Q: What are the prime factors of the number 351,511,206?

 A: 2, 3, 73, 653, 1229

Why are those the prime factors of the number 351,511,206?

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 351,511,206

351,511,206
Factor Arrows
2175,755,603
Factor Arrows
358,585,201
Factor Arrows
73802,537
Factor Arrows
6531,229

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, 73, 653, 1229

We can check our work by multiplying all of the prime factors together: 2 x 3 x 73 x 653 x 1,229 = 351,511,206

This can also be written as 21 x 31 x 731 x 6531 x 1,2291 = 351,511,206

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


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