Q: What are the prime factors of the number 230,153,460?

 A: 2, 3, 5, 19, 201889

Why are those the prime factors of the number 230,153,460?

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 230,153,460

230,153,460
Factor Arrows
2115,076,730
Factor Arrows
257,538,365
Factor Arrows
319,179,455
Factor Arrows
53,835,891
Factor Arrows
19201,889

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, 5, 19, 201889

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 19 x 201,889 = 230,153,460

This can also be written as 22 x 31 x 51 x 191 x 201,8891 = 230,153,460

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


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