Q: What are the prime factors of the number 225,250,520?

 A: 2, 5, 11, 511933

Why are those the prime factors of the number 225,250,520?

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 225,250,520

225,250,520
Factor Arrows
2112,625,260
Factor Arrows
256,312,630
Factor Arrows
228,156,315
Factor Arrows
55,631,263
Factor Arrows
11511,933

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, 5, 11, 511933

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 11 x 511,933 = 225,250,520

This can also be written as 23 x 51 x 111 x 511,9331 = 225,250,520

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


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