Q: What are the prime factors of the number 23,323,125?

 A: 3, 5, 7, 1777

Why are those the prime factors of the number 23,323,125?

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 23,323,125

23,323,125
Factor Arrows
37,774,375
Factor Arrows
51,554,875
Factor Arrows
5310,975
Factor Arrows
562,195
Factor Arrows
512,439
Factor Arrows
71,777

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:

3, 5, 7, 1777

We can check our work by multiplying all of the prime factors together: 3 x 5 x 5 x 5 x 5 x 7 x 1,777 = 23,323,125

This can also be written as 31 x 54 x 71 x 1,7771 = 23,323,125

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


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