Q: What are the prime factors of the number 100,644,176?

 A: 2, 41, 153421

Why are those the prime factors of the number 100,644,176?

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 100,644,176

100,644,176
Factor Arrows
250,322,088
Factor Arrows
225,161,044
Factor Arrows
212,580,522
Factor Arrows
26,290,261
Factor Arrows
41153,421

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, 41, 153421

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 41 x 153,421 = 100,644,176

This can also be written as 24 x 411 x 153,4211 = 100,644,176

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


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