Q: What are the prime factors of the number 26,317,590?

 A: 2, 3, 5, 13, 67481

Why are those the prime factors of the number 26,317,590?

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 26,317,590

26,317,590
Factor Arrows
213,158,795
Factor Arrows
34,386,265
Factor Arrows
5877,253
Factor Arrows
1367,481

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, 13, 67481

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 13 x 67,481 = 26,317,590

This can also be written as 21 x 31 x 51 x 131 x 67,4811 = 26,317,590

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


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