Q: What are the prime factors of the number 221,100,224?

 A: 2, 233, 14827

Why are those the prime factors of the number 221,100,224?

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 221,100,224

221,100,224
Factor Arrows
2110,550,112
Factor Arrows
255,275,056
Factor Arrows
227,637,528
Factor Arrows
213,818,764
Factor Arrows
26,909,382
Factor Arrows
23,454,691
Factor Arrows
23314,827

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, 233, 14827

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 233 x 14,827 = 221,100,224

This can also be written as 26 x 2331 x 14,8271 = 221,100,224

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


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