Q: What are the prime factors of the number 131,755,422?

 A: 2, 3, 89, 251, 983

Why are those the prime factors of the number 131,755,422?

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 131,755,422

131,755,422
Factor Arrows
265,877,711
Factor Arrows
321,959,237
Factor Arrows
89246,733
Factor Arrows
251983

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, 89, 251, 983

We can check our work by multiplying all of the prime factors together: 2 x 3 x 89 x 251 x 983 = 131,755,422

This can also be written as 21 x 31 x 891 x 2511 x 9831 = 131,755,422

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


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