Q: What are the prime factors of the number 40,295,177?

 A: 13, 18341

Why are those the prime factors of the number 40,295,177?

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 40,295,177

40,295,177
Factor Arrows
133,099,629
Factor Arrows
13238,433
Factor Arrows
1318,341

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:

13, 18341

We can check our work by multiplying all of the prime factors together: 13 x 13 x 13 x 18,341 = 40,295,177

This can also be written as 133 x 18,3411 = 40,295,177

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


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