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What is the Least Common Multiple of 12056 and 12072?

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 12056 and 12072 is 18192504.

LCM(12056,12072) = 18192504

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Least Common Multiple of 12056 and 12072 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12056 and 12072, than apply into the LCM equation.

GCF(12056,12072) = 8
LCM(12056,12072) = ( 12056 × 12072) / 8
LCM(12056,12072) = 145540032 / 8
LCM(12056,12072) = 18192504

Least Common Multiple (LCM) of 12056 and 12072 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12056 and 12072. First we will calculate the prime factors of 12056 and 12072.

Prime Factorization of 12056

Prime factors of 12056 are 2, 11, 137. Prime factorization of 12056 in exponential form is:

12056 = 23 × 111 × 1371

Prime Factorization of 12072

Prime factors of 12072 are 2, 3, 503. Prime factorization of 12072 in exponential form is:

12072 = 23 × 31 × 5031

Now multiplying the highest exponent prime factors to calculate the LCM of 12056 and 12072.

LCM(12056,12072) = 23 × 111 × 1371 × 31 × 5031
LCM(12056,12072) = 18192504