Q: What are the prime factors of the number 280,089,834?

 A: 2, 3, 107, 293, 1489

Why are those the prime factors of the number 280,089,834?

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 280,089,834

280,089,834
Factor Arrows
2140,044,917
Factor Arrows
346,681,639
Factor Arrows
107436,277
Factor Arrows
2931,489

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, 107, 293, 1489

We can check our work by multiplying all of the prime factors together: 2 x 3 x 107 x 293 x 1,489 = 280,089,834

This can also be written as 21 x 31 x 1071 x 2931 x 1,4891 = 280,089,834

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


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