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What is the Least Common Multiple of 188 and 194?

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 188 and 194 is 18236.

LCM(188,194) = 18236

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Least Common Multiple of 188 and 194 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 188 and 194, than apply into the LCM equation.

GCF(188,194) = 2
LCM(188,194) = ( 188 × 194) / 2
LCM(188,194) = 36472 / 2
LCM(188,194) = 18236

Least Common Multiple (LCM) of 188 and 194 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 188 and 194. First we will calculate the prime factors of 188 and 194.

Prime Factorization of 188

Prime factors of 188 are 2, 47. Prime factorization of 188 in exponential form is:

188 = 22 × 471

Prime Factorization of 194

Prime factors of 194 are 2, 97. Prime factorization of 194 in exponential form is:

194 = 21 × 971

Now multiplying the highest exponent prime factors to calculate the LCM of 188 and 194.

LCM(188,194) = 22 × 471 × 971
LCM(188,194) = 18236