Q: What are the prime factors of the number 40,377,751?

 A: 67, 103, 5851

Why are those the prime factors of the number 40,377,751?

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 40,377,751

40,377,751
Factor Arrows
67602,653
Factor Arrows
1035,851

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:

67, 103, 5851

We can check our work by multiplying all of the prime factors together: 67 x 103 x 5,851 = 40,377,751

This can also be written as 671 x 1031 x 5,8511 = 40,377,751

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


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