Q: What are the prime factors of the number 92,864,256?

 A: 2, 3, 120917

Why are those the prime factors of the number 92,864,256?

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 92,864,256

92,864,256
Factor Arrows
246,432,128
Factor Arrows
223,216,064
Factor Arrows
211,608,032
Factor Arrows
25,804,016
Factor Arrows
22,902,008
Factor Arrows
21,451,004
Factor Arrows
2725,502
Factor Arrows
2362,751
Factor Arrows
3120,917

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, 120917

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 120,917 = 92,864,256

This can also be written as 28 x 31 x 120,9171 = 92,864,256

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


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