Q: What are the prime factors of the number 768,425,823?

 A: 3, 11, 17, 456581

Why are those the prime factors of the number 768,425,823?

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 768,425,823

768,425,823
Factor Arrows
3256,141,941
Factor Arrows
385,380,647
Factor Arrows
117,761,877
Factor Arrows
17456,581

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:

3, 11, 17, 456581

We can check our work by multiplying all of the prime factors together: 3 x 3 x 11 x 17 x 456,581 = 768,425,823

This can also be written as 32 x 111 x 171 x 456,5811 = 768,425,823

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


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