Q: What are the prime factors of the number 104,443,200?

 A: 2, 3, 5, 7253

Why are those the prime factors of the number 104,443,200?

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 104,443,200

104,443,200
Factor Arrows
252,221,600
Factor Arrows
226,110,800
Factor Arrows
213,055,400
Factor Arrows
26,527,700
Factor Arrows
23,263,850
Factor Arrows
21,631,925
Factor Arrows
3543,975
Factor Arrows
3181,325
Factor Arrows
536,265
Factor Arrows
57,253

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, 5, 7253

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 3 x 3 x 5 x 5 x 7,253 = 104,443,200

This can also be written as 26 x 32 x 52 x 7,2531 = 104,443,200

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


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