A Multiplication Based Logic Puzzle

  • 285 is a composite number.
  • Prime factorization: 285 = 3 x 5 x 19
  • The exponents in the prime factorization are 1, 1, and 1. Adding one to each and multiplying we get (1 + 1)(1 + 1)(1 + 1) = 2 x 2 x 2 = 8. Therefore 285 has 8 factors.
  • Factors of 285: 1, 3, 5, 15, 19, 57, 95, 285
  • Factor pairs: 1 x 185, 3 x 95, 5 x 57, or 15 x 19
  • 285 has no square factors that allow its square root to be simplified. √285 ≈ 16.882

2014-44 Level 2

Print the puzzles or type the factors on this excel file: 12 Factors 2014-11-03

2014-44 Level 2 Factors

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