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What is the LCM of 343 and 27?

The lcm of 343 and 27 is 9261.

Steps to find LCM

  1. Find the prime factorization of 343
    343 = 7 × 7 × 7
  2. Find the prime factorization of 27
    27 = 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 = 3 × 3 × 3 × 7 × 7 × 7
  4. LCM = 9261

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