Q: What are the prime factors of the number 34,345,178?

 A: 2, 7, 97, 3613

Why are those the prime factors of the number 34,345,178?

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 34,345,178

34,345,178
Factor Arrows
217,172,589
Factor Arrows
72,453,227
Factor Arrows
7350,461
Factor Arrows
973,613

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, 7, 97, 3613

We can check our work by multiplying all of the prime factors together: 2 x 7 x 7 x 97 x 3,613 = 34,345,178

This can also be written as 21 x 72 x 971 x 3,6131 = 34,345,178

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


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