Q: What are the prime factors of the number 738,338,064?

 A: 2, 3, 701, 21943

Why are those the prime factors of the number 738,338,064?

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 738,338,064

738,338,064
Factor Arrows
2369,169,032
Factor Arrows
2184,584,516
Factor Arrows
292,292,258
Factor Arrows
246,146,129
Factor Arrows
315,382,043
Factor Arrows
70121,943

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, 701, 21943

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 701 x 21,943 = 738,338,064

This can also be written as 24 x 31 x 7011 x 21,9431 = 738,338,064

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


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