Q: What are the prime factors of the number 142,445,422?

Why are those the prime factors of the number 142,445,422?

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 142,445,422

	142,445,422
2		71,222,711
	7		10,174,673

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, 7, 10174673

We can check our work by multiplying all of the prime factors together: 2 x 7 x 10,174,673 = 142,445,422

This can also be written as 2¹ x 7¹ x 10,174,673¹ = 142,445,422

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

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