Q: What are the prime factors of the number 34,237,240?

 A: 2, 5, 19, 2371

Why are those the prime factors of the number 34,237,240?

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 34,237,240

34,237,240
Factor Arrows
217,118,620
Factor Arrows
28,559,310
Factor Arrows
24,279,655
Factor Arrows
5855,931
Factor Arrows
1945,049
Factor Arrows
192,371

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:

2, 5, 19, 2371

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 19 x 19 x 2,371 = 34,237,240

This can also be written as 23 x 51 x 192 x 2,3711 = 34,237,240

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


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