Q: What are the prime factors of the number 252,100,125?

 A: 3, 5, 23, 9743

Why are those the prime factors of the number 252,100,125?

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 252,100,125

252,100,125
Factor Arrows
384,033,375
Factor Arrows
328,011,125
Factor Arrows
55,602,225
Factor Arrows
51,120,445
Factor Arrows
5224,089
Factor Arrows
239,743

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, 23, 9743

We can check our work by multiplying all of the prime factors together: 3 x 3 x 5 x 5 x 5 x 23 x 9,743 = 252,100,125

This can also be written as 32 x 53 x 231 x 9,7431 = 252,100,125

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


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