253 and Level 1

  • 253 is a composite number.
  • Prime factorization: 253 = 11 x 23
  • 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 253 has 4 factors.
  • Factors of 253: 1, 11, 23, 253
  • Factor pairs: 253 = 1 x 253 or 11 x 23
  • 253 has no square factors that allow its square root to be simplified. √253 ≈ 15.906

2014-40 Level 1

Print the puzzles or type the factors on this excel file: 12 Factors 2014-10-06

2014-40 Level 1 Factors

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