Q: What are the prime factors of the number 34,649,888?

 A: 2, 7, 13, 73, 163

Why are those the prime factors of the number 34,649,888?

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 34,649,888

34,649,888
Factor Arrows
217,324,944
Factor Arrows
28,662,472
Factor Arrows
24,331,236
Factor Arrows
22,165,618
Factor Arrows
21,082,809
Factor Arrows
7154,687
Factor Arrows
1311,899
Factor Arrows
73163

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, 13, 73, 163

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 7 x 13 x 73 x 163 = 34,649,888

This can also be written as 25 x 71 x 131 x 731 x 1631 = 34,649,888

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


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