Q: What are the prime factors of the number 34,000,624?

 A: 2, 7, 23, 67, 197

Why are those the prime factors of the number 34,000,624?

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 34,000,624

34,000,624
Factor Arrows
217,000,312
Factor Arrows
28,500,156
Factor Arrows
24,250,078
Factor Arrows
22,125,039
Factor Arrows
7303,577
Factor Arrows
2313,199
Factor Arrows
67197

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, 23, 67, 197

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 7 x 23 x 67 x 197 = 34,000,624

This can also be written as 24 x 71 x 231 x 671 x 1971 = 34,000,624

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


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