Q: What are the prime factors of the number 2,354,112?

 A: 2, 3, 61, 67

Why are those the prime factors of the number 2,354,112?

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 2,354,112

2,354,112
Factor Arrows
21,177,056
Factor Arrows
2588,528
Factor Arrows
2294,264
Factor Arrows
2147,132
Factor Arrows
273,566
Factor Arrows
236,783
Factor Arrows
312,261
Factor Arrows
34,087
Factor Arrows
6167

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, 61, 67

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 61 x 67 = 2,354,112

This can also be written as 26 x 32 x 611 x 671 = 2,354,112

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


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