Q: What are the prime factors of the number 306,400,732?

 A: 2, 11, 659, 10567

Why are those the prime factors of the number 306,400,732?

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 306,400,732

306,400,732
Factor Arrows
2153,200,366
Factor Arrows
276,600,183
Factor Arrows
116,963,653
Factor Arrows
65910,567

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, 11, 659, 10567

We can check our work by multiplying all of the prime factors together: 2 x 2 x 11 x 659 x 10,567 = 306,400,732

This can also be written as 22 x 111 x 6591 x 10,5671 = 306,400,732

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


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