Q: What are the prime factors of the number 40,044,319?

 A: 7, 241, 3391

Why are those the prime factors of the number 40,044,319?

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 40,044,319

40,044,319
Factor Arrows
75,720,617
Factor Arrows
7817,231
Factor Arrows
2413,391

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:

7, 241, 3391

We can check our work by multiplying all of the prime factors together: 7 x 7 x 241 x 3,391 = 40,044,319

This can also be written as 72 x 2411 x 3,3911 = 40,044,319

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


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