Q: What are the prime factors of the number 347,355,072?

 A: 2, 3, 603047

Why are those the prime factors of the number 347,355,072?

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 347,355,072

347,355,072
Factor Arrows
2173,677,536
Factor Arrows
286,838,768
Factor Arrows
243,419,384
Factor Arrows
221,709,692
Factor Arrows
210,854,846
Factor Arrows
25,427,423
Factor Arrows
31,809,141
Factor Arrows
3603,047

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, 603047

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 3 x 3 x 603,047 = 347,355,072

This can also be written as 26 x 32 x 603,0471 = 347,355,072

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


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