Q: What are the prime factors of the number 3,650,048?

 A: 2, 7129

Why are those the prime factors of the number 3,650,048?

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 3,650,048

3,650,048
Factor Arrows
21,825,024
Factor Arrows
2912,512
Factor Arrows
2456,256
Factor Arrows
2228,128
Factor Arrows
2114,064
Factor Arrows
257,032
Factor Arrows
228,516
Factor Arrows
214,258
Factor Arrows
27,129

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, 7129

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 2 x 7,129 = 3,650,048

This can also be written as 29 x 7,1291 = 3,650,048

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


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