Q: What are the prime factors of the number 14,650,000?

 A: 2, 5, 293

Why are those the prime factors of the number 14,650,000?

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 14,650,000

14,650,000
Factor Arrows
27,325,000
Factor Arrows
23,662,500
Factor Arrows
21,831,250
Factor Arrows
2915,625
Factor Arrows
5183,125
Factor Arrows
536,625
Factor Arrows
57,325
Factor Arrows
51,465
Factor Arrows
5293

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, 5, 293

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 5 x 5 x 5 x 5 x 293 = 14,650,000

This can also be written as 24 x 55 x 2931 = 14,650,000

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


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