Q: What are the prime factors of the number 203,521,752?

 A: 2, 3, 7, 43, 9391

Why are those the prime factors of the number 203,521,752?

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 203,521,752

203,521,752
Factor Arrows
2101,760,876
Factor Arrows
250,880,438
Factor Arrows
225,440,219
Factor Arrows
38,480,073
Factor Arrows
32,826,691
Factor Arrows
7403,813
Factor Arrows
439,391

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, 3, 7, 43, 9391

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 7 x 43 x 9,391 = 203,521,752

This can also be written as 23 x 32 x 71 x 431 x 9,3911 = 203,521,752

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


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