Q: What are the prime factors of the number 100,488,064?

 A: 2, 829, 947

Why are those the prime factors of the number 100,488,064?

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 100,488,064

100,488,064
Factor Arrows
250,244,032
Factor Arrows
225,122,016
Factor Arrows
212,561,008
Factor Arrows
26,280,504
Factor Arrows
23,140,252
Factor Arrows
21,570,126
Factor Arrows
2785,063
Factor Arrows
829947

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, 829, 947

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 829 x 947 = 100,488,064

This can also be written as 27 x 8291 x 9471 = 100,488,064

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


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