Q: What are the prime factors of the number 57,175,398?

 A: 2, 3, 7, 227, 1999

Why are those the prime factors of the number 57,175,398?

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 57,175,398

57,175,398
Factor Arrows
228,587,699
Factor Arrows
39,529,233
Factor Arrows
33,176,411
Factor Arrows
7453,773
Factor Arrows
2271,999

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, 3, 7, 227, 1999

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 7 x 227 x 1,999 = 57,175,398

This can also be written as 21 x 32 x 71 x 2271 x 1,9991 = 57,175,398

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


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