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What is the Least Common Multiple of 76894 and 76908?

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 76894 and 76908 is 2956881876.

LCM(76894,76908) = 2956881876

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Least Common Multiple of 76894 and 76908 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76894 and 76908, than apply into the LCM equation.

GCF(76894,76908) = 2
LCM(76894,76908) = ( 76894 × 76908) / 2
LCM(76894,76908) = 5913763752 / 2
LCM(76894,76908) = 2956881876

Least Common Multiple (LCM) of 76894 and 76908 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76894 and 76908. First we will calculate the prime factors of 76894 and 76908.

Prime Factorization of 76894

Prime factors of 76894 are 2, 38447. Prime factorization of 76894 in exponential form is:

76894 = 21 × 384471

Prime Factorization of 76908

Prime factors of 76908 are 2, 3, 13, 17, 29. Prime factorization of 76908 in exponential form is:

76908 = 22 × 31 × 131 × 171 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 76894 and 76908.

LCM(76894,76908) = 22 × 384471 × 31 × 131 × 171 × 291
LCM(76894,76908) = 2956881876