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What is the Least Common Multiple of 66399 and 66408?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 66399 and 66408 is 1469808264.

LCM(66399,66408) = 1469808264

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Least Common Multiple of 66399 and 66408 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66399 and 66408, than apply into the LCM equation.

GCF(66399,66408) = 3
LCM(66399,66408) = ( 66399 × 66408) / 3
LCM(66399,66408) = 4409424792 / 3
LCM(66399,66408) = 1469808264

Least Common Multiple (LCM) of 66399 and 66408 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66399 and 66408. First we will calculate the prime factors of 66399 and 66408.

Prime Factorization of 66399

Prime factors of 66399 are 3, 22133. Prime factorization of 66399 in exponential form is:

66399 = 31 × 221331

Prime Factorization of 66408

Prime factors of 66408 are 2, 3, 2767. Prime factorization of 66408 in exponential form is:

66408 = 23 × 31 × 27671

Now multiplying the highest exponent prime factors to calculate the LCM of 66399 and 66408.

LCM(66399,66408) = 31 × 221331 × 23 × 27671
LCM(66399,66408) = 1469808264