Q: What are the prime factors of the number 338,219,942?

 A: 2, 709, 238519

Why are those the prime factors of the number 338,219,942?

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 338,219,942

338,219,942
Factor Arrows
2169,109,971
Factor Arrows
709238,519

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, 709, 238519

We can check our work by multiplying all of the prime factors together: 2 x 709 x 238,519 = 338,219,942

This can also be written as 21 x 7091 x 238,5191 = 338,219,942

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


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