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What is the Least Common Multiple of 12151 and 12168?

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 12151 and 12168 is 147853368.

LCM(12151,12168) = 147853368

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Least Common Multiple of 12151 and 12168 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12151 and 12168, than apply into the LCM equation.

GCF(12151,12168) = 1
LCM(12151,12168) = ( 12151 × 12168) / 1
LCM(12151,12168) = 147853368 / 1
LCM(12151,12168) = 147853368

Least Common Multiple (LCM) of 12151 and 12168 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12151 and 12168. First we will calculate the prime factors of 12151 and 12168.

Prime Factorization of 12151

Prime factors of 12151 are 29, 419. Prime factorization of 12151 in exponential form is:

12151 = 291 × 4191

Prime Factorization of 12168

Prime factors of 12168 are 2, 3, 13. Prime factorization of 12168 in exponential form is:

12168 = 23 × 32 × 132

Now multiplying the highest exponent prime factors to calculate the LCM of 12151 and 12168.

LCM(12151,12168) = 291 × 4191 × 23 × 32 × 132
LCM(12151,12168) = 147853368