Q: What are the prime factors of the number 774,240,218?

 A: 2, 53, 677, 10789

Why are those the prime factors of the number 774,240,218?

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 774,240,218

774,240,218
Factor Arrows
2387,120,109
Factor Arrows
537,304,153
Factor Arrows
67710,789

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, 53, 677, 10789

We can check our work by multiplying all of the prime factors together: 2 x 53 x 677 x 10,789 = 774,240,218

This can also be written as 21 x 531 x 6771 x 10,7891 = 774,240,218

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


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