Q: What are the prime factors of the number 774,220,241?

Why are those the prime factors of the number 774,220,241?

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 774,220,241

	774,220,241
149		5,196,109
	821		6,329

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:

149, 821, 6329

We can check our work by multiplying all of the prime factors together: 149 x 821 x 6,329 = 774,220,241

This can also be written as 149¹ x 821¹ x 6,329¹ = 774,220,241

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

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