Q: What are the prime factors of the number 300,144,438?

 A: 2, 3, 11, 1515881

Why are those the prime factors of the number 300,144,438?

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 300,144,438

300,144,438
Factor Arrows
2150,072,219
Factor Arrows
350,024,073
Factor Arrows
316,674,691
Factor Arrows
111,515,881

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, 11, 1515881

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 11 x 1,515,881 = 300,144,438

This can also be written as 21 x 32 x 111 x 1,515,8811 = 300,144,438

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


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