Q: What are the prime factors of the number 41,206,340?

 A: 2, 5, 7, 23, 67, 191

Why are those the prime factors of the number 41,206,340?

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 41,206,340

41,206,340
Factor Arrows
220,603,170
Factor Arrows
210,301,585
Factor Arrows
52,060,317
Factor Arrows
7294,331
Factor Arrows
2312,797
Factor Arrows
67191

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, 7, 23, 67, 191

We can check our work by multiplying all of the prime factors together: 2 x 2 x 5 x 7 x 23 x 67 x 191 = 41,206,340

This can also be written as 22 x 51 x 71 x 231 x 671 x 1911 = 41,206,340

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


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