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What is the Least Common Multiple of 1194 and 1203?

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 1194 and 1203 is 478794.

LCM(1194,1203) = 478794

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Least Common Multiple of 1194 and 1203 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1194 and 1203, than apply into the LCM equation.

GCF(1194,1203) = 3
LCM(1194,1203) = ( 1194 × 1203) / 3
LCM(1194,1203) = 1436382 / 3
LCM(1194,1203) = 478794

Least Common Multiple (LCM) of 1194 and 1203 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1194 and 1203. First we will calculate the prime factors of 1194 and 1203.

Prime Factorization of 1194

Prime factors of 1194 are 2, 3, 199. Prime factorization of 1194 in exponential form is:

1194 = 21 × 31 × 1991

Prime Factorization of 1203

Prime factors of 1203 are 3, 401. Prime factorization of 1203 in exponential form is:

1203 = 31 × 4011

Now multiplying the highest exponent prime factors to calculate the LCM of 1194 and 1203.

LCM(1194,1203) = 21 × 31 × 1991 × 4011
LCM(1194,1203) = 478794