Q: What are the prime factors of the number 774,960?

 A: 2, 3, 5, 3229

Why are those the prime factors of the number 774,960?

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 774,960

774,960
Factor Arrows
2387,480
Factor Arrows
2193,740
Factor Arrows
296,870
Factor Arrows
248,435
Factor Arrows
316,145
Factor Arrows
53,229

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, 3, 5, 3229

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 5 x 3,229 = 774,960

This can also be written as 24 x 31 x 51 x 3,2291 = 774,960

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


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