Q: What are the prime factors of the number 3,194,048?

 A: 2, 11, 13, 349

Why are those the prime factors of the number 3,194,048?

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 3,194,048

3,194,048
Factor Arrows
21,597,024
Factor Arrows
2798,512
Factor Arrows
2399,256
Factor Arrows
2199,628
Factor Arrows
299,814
Factor Arrows
249,907
Factor Arrows
114,537
Factor Arrows
13349

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, 11, 13, 349

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 11 x 13 x 349 = 3,194,048

This can also be written as 26 x 111 x 131 x 3491 = 3,194,048

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


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