Q: What are the prime factors of the number 133,078,636?

 A: 2, 43, 773713

Why are those the prime factors of the number 133,078,636?

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 133,078,636

133,078,636
Factor Arrows
266,539,318
Factor Arrows
233,269,659
Factor Arrows
43773,713

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, 43, 773713

We can check our work by multiplying all of the prime factors together: 2 x 2 x 43 x 773,713 = 133,078,636

This can also be written as 22 x 431 x 773,7131 = 133,078,636

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


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