Solutions by » LCM of two numbers

What is the LCM of 2 and 7?

The LCM of 2 and 7 is 14.

Steps to find LCM

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

    LCM = 2 × 7
  4. LCM = 14

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