Q: What are the prime factors of the number 351,343,552?

 A: 2, 7, 784249

Why are those the prime factors of the number 351,343,552?

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 351,343,552

351,343,552
Factor Arrows
2175,671,776
Factor Arrows
287,835,888
Factor Arrows
243,917,944
Factor Arrows
221,958,972
Factor Arrows
210,979,486
Factor Arrows
25,489,743
Factor Arrows
7784,249

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, 784249

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 7 x 784,249 = 351,343,552

This can also be written as 26 x 71 x 784,2491 = 351,343,552

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


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