Q: What are the prime factors of the number 2,251,112?

 A: 2, 47, 5987

Why are those the prime factors of the number 2,251,112?

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 2,251,112

2,251,112
Factor Arrows
21,125,556
Factor Arrows
2562,778
Factor Arrows
2281,389
Factor Arrows
475,987

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, 47, 5987

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 47 x 5,987 = 2,251,112

This can also be written as 23 x 471 x 5,9871 = 2,251,112

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


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