Q: What are the prime factors of the number 2,342,112?

 A: 2, 3, 31, 787

Why are those the prime factors of the number 2,342,112?

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 2,342,112

2,342,112
Factor Arrows
21,171,056
Factor Arrows
2585,528
Factor Arrows
2292,764
Factor Arrows
2146,382
Factor Arrows
273,191
Factor Arrows
324,397
Factor Arrows
31787

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, 31, 787

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 31 x 787 = 2,342,112

This can also be written as 25 x 31 x 311 x 7871 = 2,342,112

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


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