Q: What are the prime factors of the number 69,279,798?

 A: 2, 3, 7, 53, 31123

Why are those the prime factors of the number 69,279,798?

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 69,279,798

69,279,798
Factor Arrows
234,639,899
Factor Arrows
311,546,633
Factor Arrows
71,649,519
Factor Arrows
5331,123

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, 7, 53, 31123

We can check our work by multiplying all of the prime factors together: 2 x 3 x 7 x 53 x 31,123 = 69,279,798

This can also be written as 21 x 31 x 71 x 531 x 31,1231 = 69,279,798

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


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