Q: What are the prime factors of the number 41,104,665?

 A: 3, 5, 7, 179

Why are those the prime factors of the number 41,104,665?

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 41,104,665

41,104,665
Factor Arrows
313,701,555
Factor Arrows
34,567,185
Factor Arrows
31,522,395
Factor Arrows
3507,465
Factor Arrows
3169,155
Factor Arrows
356,385
Factor Arrows
318,795
Factor Arrows
36,265
Factor Arrows
51,253
Factor Arrows
7179

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:

3, 5, 7, 179

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 5 x 7 x 179 = 41,104,665

This can also be written as 38 x 51 x 71 x 1791 = 41,104,665

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


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