Q: What are the prime factors of the number 111,400,404?

 A: 2, 3, 211, 43997

Why are those the prime factors of the number 111,400,404?

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 111,400,404

111,400,404
Factor Arrows
255,700,202
Factor Arrows
227,850,101
Factor Arrows
39,283,367
Factor Arrows
21143,997

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, 211, 43997

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 211 x 43,997 = 111,400,404

This can also be written as 22 x 31 x 2111 x 43,9971 = 111,400,404

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


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