566 is the sum of all the prime numbers from 3 to 67.

Print the puzzles or type the solution on this excel file: 12 Factors 2015-07-27

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- 566 is a composite number.
- Prime factorization: 566 = 2 x 283
- The exponents in the prime factorization are 1 and 1. Adding one to each and multiplying we get (1 + 1)(1 + 1) = 2 x 2 = 4. Therefore 566 has exactly 4 factors.
- Factors of 566: 1, 2, 283, 566
- Factor pairs: 566 = 1 x 566 or 2 x 283
- 566 has no square factors that allow its square root to be simplified. √566 ≈ 23.79075

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