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What is the Least Common Multiple of 18919 and 18939?

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 18919 and 18939 is 358306941.

LCM(18919,18939) = 358306941

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Least Common Multiple of 18919 and 18939 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18919 and 18939, than apply into the LCM equation.

GCF(18919,18939) = 1
LCM(18919,18939) = ( 18919 × 18939) / 1
LCM(18919,18939) = 358306941 / 1
LCM(18919,18939) = 358306941

Least Common Multiple (LCM) of 18919 and 18939 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18919 and 18939. First we will calculate the prime factors of 18919 and 18939.

Prime Factorization of 18919

Prime factors of 18919 are 18919. Prime factorization of 18919 in exponential form is:

18919 = 189191

Prime Factorization of 18939

Prime factors of 18939 are 3, 59, 107. Prime factorization of 18939 in exponential form is:

18939 = 31 × 591 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 18919 and 18939.

LCM(18919,18939) = 189191 × 31 × 591 × 1071
LCM(18919,18939) = 358306941