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What is the Least Common Multiple of 11993 and 12004?

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 11993 and 12004 is 143963972.

LCM(11993,12004) = 143963972

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Least Common Multiple of 11993 and 12004 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11993 and 12004, than apply into the LCM equation.

GCF(11993,12004) = 1
LCM(11993,12004) = ( 11993 × 12004) / 1
LCM(11993,12004) = 143963972 / 1
LCM(11993,12004) = 143963972

Least Common Multiple (LCM) of 11993 and 12004 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11993 and 12004. First we will calculate the prime factors of 11993 and 12004.

Prime Factorization of 11993

Prime factors of 11993 are 67, 179. Prime factorization of 11993 in exponential form is:

11993 = 671 × 1791

Prime Factorization of 12004

Prime factors of 12004 are 2, 3001. Prime factorization of 12004 in exponential form is:

12004 = 22 × 30011

Now multiplying the highest exponent prime factors to calculate the LCM of 11993 and 12004.

LCM(11993,12004) = 671 × 1791 × 22 × 30011
LCM(11993,12004) = 143963972