Q: What are the prime factors of the number 40,423,767?

 A: 3, 29, 229, 2029

Why are those the prime factors of the number 40,423,767?

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 40,423,767

40,423,767
Factor Arrows
313,474,589
Factor Arrows
29464,641
Factor Arrows
2292,029

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, 29, 229, 2029

We can check our work by multiplying all of the prime factors together: 3 x 29 x 229 x 2,029 = 40,423,767

This can also be written as 31 x 291 x 2291 x 2,0291 = 40,423,767

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


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