Q: What are the prime factors of the number 23,102,010?

 A: 2, 3, 5, 3169

Why are those the prime factors of the number 23,102,010?

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 23,102,010

23,102,010
Factor Arrows
211,551,005
Factor Arrows
33,850,335
Factor Arrows
31,283,445
Factor Arrows
3427,815
Factor Arrows
3142,605
Factor Arrows
347,535
Factor Arrows
315,845
Factor Arrows
53,169

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, 5, 3169

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 3 x 3 x 3 x 5 x 3,169 = 23,102,010

This can also be written as 21 x 36 x 51 x 3,1691 = 23,102,010

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


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