Q: What are the prime factors of the number 343,414,404?

 A: 2, 3, 29, 31, 131

Why are those the prime factors of the number 343,414,404?

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 343,414,404

343,414,404
Factor Arrows
2171,707,202
Factor Arrows
285,853,601
Factor Arrows
328,617,867
Factor Arrows
39,539,289
Factor Arrows
33,179,763
Factor Arrows
31,059,921
Factor Arrows
3353,307
Factor Arrows
3117,769
Factor Arrows
294,061
Factor Arrows
31131

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, 29, 31, 131

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 3 x 3 x 3 x 3 x 29 x 31 x 131 = 343,414,404

This can also be written as 22 x 36 x 291 x 311 x 1311 = 343,414,404

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


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