Q: What are the prime factors of the number 837,214,080?

 A: 2, 3, 5, 269, 1621

Why are those the prime factors of the number 837,214,080?

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 837,214,080

837,214,080
Factor Arrows
2418,607,040
Factor Arrows
2209,303,520
Factor Arrows
2104,651,760
Factor Arrows
252,325,880
Factor Arrows
226,162,940
Factor Arrows
213,081,470
Factor Arrows
26,540,735
Factor Arrows
32,180,245
Factor Arrows
5436,049
Factor Arrows
2691,621

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, 269, 1621

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 5 x 269 x 1,621 = 837,214,080

This can also be written as 27 x 31 x 51 x 2691 x 1,6211 = 837,214,080

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


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