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What is the Least Common Multiple of 11918 and 11932?

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 11918 and 11932 is 71102788.

LCM(11918,11932) = 71102788

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Least Common Multiple of 11918 and 11932 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11918 and 11932, than apply into the LCM equation.

GCF(11918,11932) = 2
LCM(11918,11932) = ( 11918 × 11932) / 2
LCM(11918,11932) = 142205576 / 2
LCM(11918,11932) = 71102788

Least Common Multiple (LCM) of 11918 and 11932 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11918 and 11932. First we will calculate the prime factors of 11918 and 11932.

Prime Factorization of 11918

Prime factors of 11918 are 2, 59, 101. Prime factorization of 11918 in exponential form is:

11918 = 21 × 591 × 1011

Prime Factorization of 11932

Prime factors of 11932 are 2, 19, 157. Prime factorization of 11932 in exponential form is:

11932 = 22 × 191 × 1571

Now multiplying the highest exponent prime factors to calculate the LCM of 11918 and 11932.

LCM(11918,11932) = 22 × 591 × 1011 × 191 × 1571
LCM(11918,11932) = 71102788