Q: What are the prime factors of the number 26,433,720?

 A: 2, 3, 5, 101, 727

Why are those the prime factors of the number 26,433,720?

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 26,433,720

26,433,720
Factor Arrows
213,216,860
Factor Arrows
26,608,430
Factor Arrows
23,304,215
Factor Arrows
31,101,405
Factor Arrows
3367,135
Factor Arrows
573,427
Factor Arrows
101727

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, 5, 101, 727

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 5 x 101 x 727 = 26,433,720

This can also be written as 23 x 32 x 51 x 1011 x 7271 = 26,433,720

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


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