Q: What are the prime factors of the number 237,642,144?

 A: 2, 3, 2475439

Why are those the prime factors of the number 237,642,144?

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 237,642,144

237,642,144
Factor Arrows
2118,821,072
Factor Arrows
259,410,536
Factor Arrows
229,705,268
Factor Arrows
214,852,634
Factor Arrows
27,426,317
Factor Arrows
32,475,439

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, 2475439

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 2,475,439 = 237,642,144

This can also be written as 25 x 31 x 2,475,4391 = 237,642,144

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


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