Q: What are the prime factors of the number 206,664,352?

 A: 2, 31, 181, 1151

Why are those the prime factors of the number 206,664,352?

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 206,664,352

206,664,352
Factor Arrows
2103,332,176
Factor Arrows
251,666,088
Factor Arrows
225,833,044
Factor Arrows
212,916,522
Factor Arrows
26,458,261
Factor Arrows
31208,331
Factor Arrows
1811,151

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, 31, 181, 1151

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 31 x 181 x 1,151 = 206,664,352

This can also be written as 25 x 311 x 1811 x 1,1511 = 206,664,352

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


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