Q: What are the prime factors of the number 340,534,016?

 A: 2, 1330211

Why are those the prime factors of the number 340,534,016?

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 340,534,016

340,534,016
Factor Arrows
2170,267,008
Factor Arrows
285,133,504
Factor Arrows
242,566,752
Factor Arrows
221,283,376
Factor Arrows
210,641,688
Factor Arrows
25,320,844
Factor Arrows
22,660,422
Factor Arrows
21,330,211

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, 1330211

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 2 x 2 x 1,330,211 = 340,534,016

This can also be written as 28 x 1,330,2111 = 340,534,016

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


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