Q: What are the prime factors of the number 666,426,310?

 A: 2, 5, 11, 6058421

Why are those the prime factors of the number 666,426,310?

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 666,426,310

666,426,310
Factor Arrows
2333,213,155
Factor Arrows
566,642,631
Factor Arrows
116,058,421

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, 5, 11, 6058421

We can check our work by multiplying all of the prime factors together: 2 x 5 x 11 x 6,058,421 = 666,426,310

This can also be written as 21 x 51 x 111 x 6,058,4211 = 666,426,310

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


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