Q: What are the prime factors of the number 26,733,402?

 A: 2, 3, 67, 821

Why are those the prime factors of the number 26,733,402?

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 26,733,402

26,733,402
Factor Arrows
213,366,701
Factor Arrows
34,455,567
Factor Arrows
31,485,189
Factor Arrows
3495,063
Factor Arrows
3165,021
Factor Arrows
355,007
Factor Arrows
67821

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, 67, 821

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 3 x 3 x 67 x 821 = 26,733,402

This can also be written as 21 x 35 x 671 x 8211 = 26,733,402

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


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