Q: What are the prime factors of the number 42,441,231?

 A: 3, 7, 17, 19, 6257

Why are those the prime factors of the number 42,441,231?

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 42,441,231

42,441,231
Factor Arrows
314,147,077
Factor Arrows
72,021,011
Factor Arrows
17118,883
Factor Arrows
196,257

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:

3, 7, 17, 19, 6257

We can check our work by multiplying all of the prime factors together: 3 x 7 x 17 x 19 x 6,257 = 42,441,231

This can also be written as 31 x 71 x 171 x 191 x 6,2571 = 42,441,231

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


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