Q: What are the prime factors of the number 34,315,743?

 A: 3, 7, 11, 149, 997

Why are those the prime factors of the number 34,315,743?

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 34,315,743

34,315,743
Factor Arrows
311,438,581
Factor Arrows
71,634,083
Factor Arrows
11148,553
Factor Arrows
149997

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, 7, 11, 149, 997

We can check our work by multiplying all of the prime factors together: 3 x 7 x 11 x 149 x 997 = 34,315,743

This can also be written as 31 x 71 x 111 x 1491 x 9971 = 34,315,743

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


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