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What is the Least Common Multiple of 11992 and 12006?

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 11992 and 12006 is 71987976.

LCM(11992,12006) = 71987976

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Least Common Multiple of 11992 and 12006 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11992 and 12006, than apply into the LCM equation.

GCF(11992,12006) = 2
LCM(11992,12006) = ( 11992 × 12006) / 2
LCM(11992,12006) = 143975952 / 2
LCM(11992,12006) = 71987976

Least Common Multiple (LCM) of 11992 and 12006 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11992 and 12006. First we will calculate the prime factors of 11992 and 12006.

Prime Factorization of 11992

Prime factors of 11992 are 2, 1499. Prime factorization of 11992 in exponential form is:

11992 = 23 × 14991

Prime Factorization of 12006

Prime factors of 12006 are 2, 3, 23, 29. Prime factorization of 12006 in exponential form is:

12006 = 21 × 32 × 231 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 11992 and 12006.

LCM(11992,12006) = 23 × 14991 × 32 × 231 × 291
LCM(11992,12006) = 71987976