Q: What are the prime factors of the number 202,501,152?

 A: 2, 3, 7, 100447

Why are those the prime factors of the number 202,501,152?

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 202,501,152

202,501,152
Factor Arrows
2101,250,576
Factor Arrows
250,625,288
Factor Arrows
225,312,644
Factor Arrows
212,656,322
Factor Arrows
26,328,161
Factor Arrows
32,109,387
Factor Arrows
3703,129
Factor Arrows
7100,447

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, 100447

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 3 x 7 x 100,447 = 202,501,152

This can also be written as 25 x 32 x 71 x 100,4471 = 202,501,152

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


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