Q: What are the prime factors of the number 356,225,872?

 A: 2, 22264117

Why are those the prime factors of the number 356,225,872?

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 356,225,872

356,225,872
Factor Arrows
2178,112,936
Factor Arrows
289,056,468
Factor Arrows
244,528,234
Factor Arrows
222,264,117

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, 22264117

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 22,264,117 = 356,225,872

This can also be written as 24 x 22,264,1171 = 356,225,872

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


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