Q: What are the prime factors of the number 712,434,384?

 A: 2, 3, 23, 251, 857

Why are those the prime factors of the number 712,434,384?

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 712,434,384

712,434,384
Factor Arrows
2356,217,192
Factor Arrows
2178,108,596
Factor Arrows
289,054,298
Factor Arrows
244,527,149
Factor Arrows
314,842,383
Factor Arrows
34,947,461
Factor Arrows
23215,107
Factor Arrows
251857

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, 23, 251, 857

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 23 x 251 x 857 = 712,434,384

This can also be written as 24 x 32 x 231 x 2511 x 8571 = 712,434,384

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


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