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What is the LCM of 14 and 81?

The LCM of 14 and 81 is 1134.

Steps to find LCM

  1. Find the prime factorization of 14
    14 = 2 × 7
  2. Find the prime factorization of 81
    81 = 3 × 3 × 3 × 3
  3. Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:

    LCM = 2 × 3 × 3 × 3 × 3 × 7
  4. LCM = 1134

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