Q: What are the prime factors of the number 111,222,211?

Why are those the prime factors of the number 111,222,211?

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 111,222,211

	111,222,211
17		6,542,483
	67		97,649

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:

17, 67, 97649

We can check our work by multiplying all of the prime factors together: 17 x 67 x 97,649 = 111,222,211

This can also be written as 17¹ x 67¹ x 97,649¹ = 111,222,211

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

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