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What is the Least Common Multiple of 11997 and 12011?

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 11997 and 12011 is 144095967.

LCM(11997,12011) = 144095967

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Least Common Multiple of 11997 and 12011 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11997 and 12011, than apply into the LCM equation.

GCF(11997,12011) = 1
LCM(11997,12011) = ( 11997 × 12011) / 1
LCM(11997,12011) = 144095967 / 1
LCM(11997,12011) = 144095967

Least Common Multiple (LCM) of 11997 and 12011 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11997 and 12011. First we will calculate the prime factors of 11997 and 12011.

Prime Factorization of 11997

Prime factors of 11997 are 3, 31, 43. Prime factorization of 11997 in exponential form is:

11997 = 32 × 311 × 431

Prime Factorization of 12011

Prime factors of 12011 are 12011. Prime factorization of 12011 in exponential form is:

12011 = 120111

Now multiplying the highest exponent prime factors to calculate the LCM of 11997 and 12011.

LCM(11997,12011) = 32 × 311 × 431 × 120111
LCM(11997,12011) = 144095967