Q: What are the prime factors of the number 308,032,254?

 A: 2, 3, 1571, 3631

Why are those the prime factors of the number 308,032,254?

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 308,032,254

308,032,254
Factor Arrows
2154,016,127
Factor Arrows
351,338,709
Factor Arrows
317,112,903
Factor Arrows
35,704,301
Factor Arrows
1,5713,631

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, 1571, 3631

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 1,571 x 3,631 = 308,032,254

This can also be written as 21 x 33 x 1,5711 x 3,6311 = 308,032,254

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


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