Q: What are the prime factors of the number 281,885,227?

 A: 13, 109, 331, 601

Why are those the prime factors of the number 281,885,227?

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 281,885,227

281,885,227
Factor Arrows
1321,683,479
Factor Arrows
109198,931
Factor Arrows
331601

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:

13, 109, 331, 601

We can check our work by multiplying all of the prime factors together: 13 x 109 x 331 x 601 = 281,885,227

This can also be written as 131 x 1091 x 3311 x 6011 = 281,885,227

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


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