Q: What are the prime factors of the number 301,786,614?

 A: 2, 3, 19, 113, 137

Why are those the prime factors of the number 301,786,614?

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 301,786,614

301,786,614
Factor Arrows
2150,893,307
Factor Arrows
350,297,769
Factor Arrows
316,765,923
Factor Arrows
35,588,641
Factor Arrows
19294,139
Factor Arrows
1915,481
Factor Arrows
113137

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, 19, 113, 137

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 19 x 19 x 113 x 137 = 301,786,614

This can also be written as 21 x 33 x 192 x 1131 x 1371 = 301,786,614

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


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