Q: What are the prime factors of the number 725,773,519?

Why are those the prime factors of the number 725,773,519?

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 725,773,519

	725,773,519
31		23,412,049
	73		320,713

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:

31, 73, 320713

We can check our work by multiplying all of the prime factors together: 31 x 73 x 320,713 = 725,773,519

This can also be written as 31¹ x 73¹ x 320,713¹ = 725,773,519

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

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