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What is the LCM of 1470 and 1225?

The lcm of 1470 and 1225 is 7350.

Steps to find LCM

  1. Find the prime factorization of 1470
    1470 = 2 × 3 × 5 × 7 × 7
  2. Find the prime factorization of 1225
    1225 = 5 × 5 × 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 × 3 × 5 × 5 × 7 × 7
  4. LCM = 7350

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