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What is the LCM of 1296 and 972?

The lcm of 1296 and 972 is 3888.

Steps to find LCM

  1. Find the prime factorization of 1296
    1296 = 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3
  2. Find the prime factorization of 972
    972 = 2 × 2 × 3 × 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 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3
  4. LCM = 3888

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