Q: What are the prime factors of the number 34,152,678?

 A: 2, 3, 7, 10039

Why are those the prime factors of the number 34,152,678?

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 34,152,678

34,152,678
Factor Arrows
217,076,339
Factor Arrows
35,692,113
Factor Arrows
31,897,371
Factor Arrows
3632,457
Factor Arrows
3210,819
Factor Arrows
370,273
Factor Arrows
710,039

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, 3, 7, 10039

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 3 x 3 x 7 x 10,039 = 34,152,678

This can also be written as 21 x 35 x 71 x 10,0391 = 34,152,678

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


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